Seiko Cal. 6243 - 537

This Hand-Winding model from 1966 features a 39mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-a310d8628f85]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1966

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