Seiko Cal. 3876 - 907

This Hand-Winding model from 1970 features a 38mm Hardlex-Coated Steel case. Powered by the 3876 caliber with 17j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-a3e21b8ee316]

Also known as: Turtle, Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1970

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