Seiko Cal. 7137 - 566

This Hand-Winding model from 1997 features a 39mm Titanium case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-b98fbb62e416]

Also known as: Tuna, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1997

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