Seiko Cal. 6638 - 250

The Seiko 6638-250 represents an important milestone in Seiko's 1992 lineup. Powered by the 6638 caliber with 23j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-7a178c812af9]

Also known as: Pogue

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1992

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