Seiko Cal. 6663 - 934

The 6663-934 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-c385a1572e89]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1974

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