Seiko Cal. 6138 - 376

The Seiko 6138-376 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-79b55967b487]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1971

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