Seiko Cal. 6636 - 408

The 6636-408 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6636 caliber with 33j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-e1ca368dc85a]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1965

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