Seiko Cal. 6623 - 555

This Spring Drive model from 1990 features a 36mm Titanium case. It features a Champagne dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-26da8ea41e80]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1990

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