Seiko Cal. 6661 - 851

This Hand-Winding model from 1980 features a 38mm Hardlex-Coated Steel case. It features a White dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-c511f4d17a01]

Also known as: Turtle, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1980

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