Seiko Cal. 6271 - 437

The Seiko 6271-437 represents an important milestone in Seiko's 1996 lineup. Powered by the 6271 caliber with 36j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-0b7620d64ad2]

Also known as: Shogun, Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1996

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