Seiko Cal. 6181 - 158

The 6181-158 is a sought-after Solar piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-404ad26eb769]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1973

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