Seiko Cal. 6181 - 930

This Solar model from 1975 features a 42mm Two-Tone case. It features a Burgundy dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-dfb56da8f24e]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1975

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