Seiko Cal. 6665 - 566

This Hand-Winding model from 1979 features a 44mm Two-Tone case. It features a Silver dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-bc2b8e2f4da4]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1979

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