Seiko Cal. 6636 - 418

The 6636-418 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-f23da1198c03]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1998

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