Seiko Cal. 7137 - 280

The 7137-280 is a sought-after Solar piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-f61f4b96c735]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1991

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