Seiko Cal. 6137 - 321

The Seiko 6137-321 represents an important milestone in Seiko's 1969 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-2c263150beb4]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1969

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