Seiko Cal. 6113 - 391

This Solar model from 1977 features a 40mm Hardlex-Coated Steel case. It features a Silver dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-b7dfa7f5fc68]

Also known as: Monster, Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1977

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