Seiko Cal. 6131 - 899

The 6131-899 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-7b46dbaff4a3]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1973

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