Seiko Cal. 5663 - 264

This Hand-Winding model from 1991 features a 43mm Titanium case. It features a Silver dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-34407318b9e4]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1991

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