Seiko Cal. 6315 - 859

The Seiko 6315-859 represents an important milestone in Seiko's 1991 lineup. Powered by the 6315 caliber with 22j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-b2ac1e3a669d]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1991

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