Seiko Cal. 7137 - 144

The 7137-144 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-4d0b7752d875]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1991

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