Seiko Cal. 6254 - 437

The Seiko 6254-437 represents an important milestone in Seiko's 1972 lineup. Powered by the 6254 caliber with 20j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-a7d443b1952b]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1972

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