Seiko Cal. 5278 - 902

The Seiko 5278-902 represents an important milestone in Seiko's 1992 lineup. Powered by the 5278 caliber with 18j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-f96bae43db9f]

Also known as: Turtle, Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1992

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