Seiko Cal. 6638 - 586

The 6638-586 is a sought-after Automatic piece from Seiko's golden era. It features a Cream dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-de361678981b]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1987

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