Seiko Cal. 6645 - 745

This Automatic model from 1990 features a 45mm Stainless Steel case. It features a Navy dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-81cff6820e87]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1990

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