Seiko Cal. 4437 - 100

The Seiko 4437-100 represents an important milestone in Seiko's 1997 lineup. Powered by the 4437 caliber with 17j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-63503031799d]

Also known as: Goldfeather

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1997

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