Seiko Cal. 6631 - 167

The 6631-167 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6631 caliber with 36j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-7922295f46d5]

Also known as: Pogue, Sportsmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1985

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