Seiko Cal. 3899 - 541

This Automatic model from 1978 features a 40mm Stainless Steel case. It features a White dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-80d5dec01e3e]

Also known as: Turtle, Sumo

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1978

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