Seiko Cal. 3871 - 745

The 3871-745 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3871 caliber with 21j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-8e6ad9c450f8]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1992

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