Seiko Cal. 6310 - 100

The Seiko 6310-100 represents an important milestone in Seiko's 1990 lineup. Powered by the 6310 caliber with 29j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-d4f153c756bc]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1990

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