# 目前可以买到的最小、最轻的数字手表是什么？ — 经过验证的规格比较

> 所有规格数据均已通过官方渠道验证。

What is the smallest and lightest digital watch available?

## 产品列表

### Casio LF-30W
```yaml
product: casio-lf-30w
brand: Casio
price_gbp: 22.07
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Casio
model: LF-30W
backlight: LED amber
battery_life: 3
```

- **价格:** £22.07 [^1]
- **概述:** The Casio LF-30W is a compact 23 g digital watch with world time, a stopwatch, countdown timer, five daily alarms, an LED backlight, and a bio-based resin band. It suits everyday wear and travel, especially for people who want many practical functions in a lightweight watch.
- **最适合:** The LF-30W specifically suits someone seeking a small and light digital watch because its case measures 37.8 x 33.7 x 8.6 mm and it weighs only 23 g, while still providing world time, alarms, timers, and an LED backlight.
- **附加来源:** [^2]

### Casio LF30W-1A
```yaml
product: casio-lf30w-1a
brand: Casio
price_gbp: 22.34
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Casio
model: LF30W-1A
backlight: LED amber
battery_life: 3
water_resistance: 3
```

- **价格:** £22.34 [^1]
- **概述:** The Casio LF30W-1A is a compact, lightweight digital watch weighing 23 g, with world time, a stopwatch, countdown timer, five daily alarms, an LED backlight, and a bio-based resin band. It suits everyday wear and travel, especially for people who want many functions in a small, simple watch.
- **最适合:** This watch suits someone seeking a small and light digital watch because its case measures 37.8 × 33.7 × 8.6 mm and it weighs only 23 g, while still providing world time, alarms, a timer, and an LED backlight.
- **附加来源:** [^3]

### Casio A158WA-1
```yaml
product: casio-a158wa-1
brand: Casio
price_gbp: 28.05
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Casio
model: A158WA-1
backlight: LED light
battery_life: 7
```

- **价格:** £28.05 [^4]
- **概述:** The Casio A158WA-1 is a compact, lightweight digital watch with a stainless steel band, green LED light, daily alarm, hourly signal, auto-calendar, and 1/100-second stopwatch. Its 46 g weight and slim 8.2 mm case suit people who want a practical retro watch for everyday wear.
- **最适合:** At 46 g with a compact 36.8 × 33.2 × 8.2 mm case, the A158WA-1 is a strong fit for someone seeking a small and light digital watch, while its LED light and 7-year battery add everyday practicality.
- **附加来源:** [^5], [^6]

### Casio F-91W-3
```yaml
product: casio-f-91w-3
brand: Casio
price_gbp: 34.37
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Casio
model: F-91W-3
backlight: LED light
battery_life: 7
water_resistance: 3
```

- **价格:** £34.37 [^7]
- **概述:** The Casio F-91W-3 is a compact, lightweight digital watch with a resin case and band, LED light, stopwatch, alarm, calendar, and water resistance. Its simple design and long battery life suit everyday wear, sports, travel, and users who want an affordable, low-maintenance watch.
- **最适合:** It suits the search for the smallest and lightest digital watch because its compact 38.2 × 35.2 × 8.5 mm case weighs just 21 g while still providing a digital display, LED light, stopwatch, alarm, and 7-year battery life.

### Casio F-B100W
```yaml
product: casio-f-b100w
brand: Casio
price_gbp: 40.6
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Casio
model: F-B100W-1A
backlight: Green LED
battery_life: 2
```

- **价格:** £40.6 [^8]
- **概述:** The Casio F-B100W is a lightweight digital watch with Bluetooth smartphone connectivity, step tracking, automatic time adjustment, an LED backlight, stopwatch, timer, and five daily alarms. Its slim 8.8 mm resin case and 26 g weight suit everyday wearers who want basic fitness features without charging.
- **最适合:** It suits someone seeking a very small and light digital watch because it weighs only 26 g, measures 8.8 mm thick, and retains a simple digital display with a long-lasting replaceable battery.

### Casio GMA-P2100
```yaml
product: casio-gma-p2100
brand: Casio
price_gbp: 59.0
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Casio
model: GMA-P2100
backlight: Double LED light
battery_life: 3
water_resistance: 20
```

- **价格:** £59.0 [^9]
- **概述:** The Casio GMA-P2100 is a compact analog-digital G-SHOCK with shock resistance, 20 ATM water resistance, and a double LED light. Its 40 g resin construction and shorter band make it well suited to smaller wrists and everyday sports use.
- **最适合:** It suits the search for the smallest and lightest digital watch because it weighs 40 g, measures 40.2 × 46 × 11.2 mm, and includes a digital display in a compact shock-resistant case.
- **附加来源:** [^10], [^11]

### Casio F-201WA-9AEF
```yaml
product: casio-f-201wa-9aef
brand: Casio
price_gbp: 1424.82
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Casio
model: F-201WA-9AEF
backlight: LED backlight
battery_life: 10
```

- **价格:** £1424.82 [^12]
- **概述:** The Casio F-201WA-9AEF is a lightweight digital watch with an LED backlight, five alarms, a stopwatch, countdown timer, dual time, and a full auto-calendar. Its 10-year battery life and simple resin design suit everyday wear and users who want practical features without frequent battery changes.
- **最适合:** It suits the search for the smallest and lightest digital watch because its compact 41 x 34 x 10.5 mm case weighs only 23.5 g while still providing an LED backlight and multiple digital functions.

### Casio G-5600
```yaml
product: casio-g-5600
brand: Casio
price_gbp: 11714.51
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Casio
model: G-5600UE-1JF
backlight: LED backlight (Super Illuminator)
water_resistance: 20
```

- **价格:** £11714.51 [^13]
- **概述:** The Casio G-5600UE-1JF is a shock-resistant digital watch with Tough Solar charging, a classic square resin design, 20 ATM water resistance, and a full-auto LED backlight. It suits people who want a durable, sporty everyday watch with low-maintenance solar power.
- **最适合:** It is a compact 51 g digital watch measuring 46.7 x 43.2 x 12.7 mm, making it a practical lightweight option for someone seeking the smallest and lightest digital watch available.

### Casio F-84W
```yaml
product: casio-f-84w
brand: Casio
price_gbp: 1439.58
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Casio
model: F-84W-1QJH
backlight: LED light
battery_life: 7
```

- **价格:** £1439.58 [^14]
- **概述:** The Casio F-84W is a compact retro digital watch with an LED light, stopwatch, alarm, resin case, and resin band. Its simple functions and daily-use water resistance suit people who want an affordable, lightweight everyday watch.
- **最适合:** 适合想要最小巧、最轻便电子表的人士，因为它采用尺寸为 38.7 x 33.4 x 8.5 mm 的紧凑表壳，重量仅为 21 g。

### Casio BGD-565
```yaml
product: casio-bgd-565
brand: Casio
price_gbp: 43.05
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Casio
model: BGD-565
backlight: Electro-luminescent backlight
battery_life: 2
water_resistance: 10
```

- **价格:** £43.05 [^15]
- **概述:** The Casio BGD-565 is a compact, shock-resistant digital BABY-G watch with 100-meter water resistance, a white LED backlight, stopwatch, countdown timer, alarm, and full auto-calendar. Its durable 30 g resin design suits active users and smaller wrists.
- **最适合:** Casio BGD-565 配备 42.1 × 37.9 × 11.3 mm 表壳，重量为 30 g，对于想要选择尺寸最小、重量最轻的数字腕表之一的人来说，是一款小巧轻便的选择。
- **附加来源:** [^16], [^17]

### Casio F-91WG-9Q
```yaml
product: casio-f-91wg-9q
brand: Casio
price_gbp: 25.1
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Casio
model: F-91WG-9Q
backlight: Green LED light
battery_life: 7
water_resistance: 3
```

- **价格:** £25.1 [^18]
- **概述:** The Casio F-91WG-9Q is a slim, lightweight digital watch with a 1/100-second stopwatch, daily alarm, hourly signal, calendar, and green LED light. Its resin case and band, 21 g weight, and seven-year battery make it well suited to everyday wear and active use.
- **最适合:** 适合寻求最小巧、最轻便数字手表的人士，因为其紧凑的 38.2 × 33.2 × 8.5 mm 树脂表壳仅重 21 g，同时仍具备数字手表的基本功能。

### Casio F-91W
```yaml
product: casio-f-91w
brand: Casio
price_gbp: 515.79
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Casio
model: F-91W
backlight: LED light
battery_life: 7
water_resistance: 3
```

- **价格:** £515.79 [^19]
- **概述:** The Casio F-91W is a slim, lightweight digital watch with an alarm, stopwatch, calendar, LED light, and water resistance for everyday splashes and rain. Its simple design and long battery life suit people who want an affordable, practical watch for daily wear, sports, travel, or work.
- **最适合:** 适合寻找最小巧、最轻便数字手表的人士，因为其重量约为 21 g，纤薄厚度为 8.5 mm，并配备实用的数字功能，同时不会增加额外负担。

### Casio F-105W
```yaml
product: casio-f-105w
brand: Casio
price_gbp: 97.45
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
backlight: Electro-luminescent
battery_life: 7
```

- **价格:** £97.45 [^20]
- **概述:** The Casio F-105W is a lightweight digital watch with an electro-luminescent backlight, daily alarm, hourly time signal, automatic calendar, and 1/100-second stopwatch. Its resin case and 21 g weight suit everyday wear, especially for people who want a simple, low-maintenance watch.
- **最适合:** Casio F-105W 重量仅为 21 g，配备小巧的 39 × 35.4 × 9.6 mm 表壳和数字显示屏，非常适合希望拥有一款小巧轻便数字手表的人。

---
## 参考来源
[^1]: NYWatchStore, 访问日期 2026-09-13. https://www.nywatchstore.com/casio-watch-lf30w-1a.html
[^2]: H.Samuel, 访问日期 2026-09-13. https://www.hsamuel.co.uk/casio-lf30w-digital-black-square-dial-strap-watch/p/V-1084227
[^3]: AllTime, 访问日期 2026-09-13. https://www.alltime.ru/watch/casio/LF-30W-1A/720096/
[^4]: Jebsen Casio Online Store, 访问日期 2026-09-13. https://shopcasio.jebsen.com/en/a158wa-1.html
[^5]: Watch Direct, 访问日期 2026-09-13. https://watchdirect.com.au/products/casio-a158wa-1-stainless-steel-digital-mens-watch
[^6]: Shopping in Japan, 访问日期 2026-09-13. https://www.shoppinginjapan.net/a158wa-1
[^7]: Kogan, 访问日期 2026-09-13. https://www.kogan.com/au/buy/monster-trading-store-casio-watch-vintage-retro-f-91w-3-f91-f91w-f-91-cas-f-91w-3d/
[^8]: Casio UK, 访问日期 2026-09-13. https://www.casio.com/uk/watches/casio/product.F-B100W-1A/
[^9]: Ocarat, 访问日期 2026-09-13. https://ocarat.com/en/tone-on-tone-watch-gma-p2100-gma-p2100-7aer-casio-g-shock-109343.html
[^10]: TimeShop24, 访问日期 2026-09-13. https://www.timeshop24.es/casio-gma-p2100-7aer-g-shock-classic.html
[^11]: World Time, 访问日期 2026-09-13. https://world-time.es/gb/catalogo/1721-gma-p2100-7aer.html
[^12]: Prom.ua, 访问日期 2026-09-13. https://prom.ua/Chasy-neubivaemye.html
[^13]: IPPO JAPAN WATCH, 访问日期 2026-09-13. https://www.ippojapanwatch.com/ja/products/casio-mens-g-shock-solar-powered-20-bar-water-resistant-g-5600-series-g-5600ue-1jf
[^14]: IPPO Japan Watch, 访问日期 2026-09-13. https://www.ippojapanwatch.com/products/casio-f-84w-1qjh-standard-watch
[^15]: Ormoda, 访问日期 2026-09-13. https://ormoda.com/us/brands/casio-g-shock/casio-baby-g-bgd-565.html
[^16]: Gadgeticloud, 访问日期 2026-09-13. https://gadgeticloud.com/products/casio-bgd-565u-4er-shock-and-water-resistant-bgd-565-series-watch
[^17]: Rozetka, 访问日期 2026-09-13. https://bt.rozetka.com.ua/604589785/p604589785/
[^18]: StockX UK, 访问日期 2026-09-13. https://stockx.com/en-gb/casio-mens-black-digital-watch-with-gold-dial-f-91wg-9q-gold
[^19]: Broadway Jewellers, 访问日期 2026-09-13. https://broadwayjewellers.co.za/products/02f6cd34-4c0a-11eb-ecfb-b7549afd30f7
[^20]: Desertcart, 访问日期 2026-09-13. https://www.desertcart.com.sa/products/659626656-casio-f-105w-1a-vintage-illuminator-classic-digital-watch-el-backlight-1-100-second-stopwatch-daily-alarm-7-year-battery-water-resistant-unisex