Seiko Cal. 6664 - 774

This Hand-Winding model from 1978 features a 46mm Titanium case. It features a Champagne dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-92217ace7e71]

Also known as: Monster, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1978

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