Seiko Cal. 6357 - 887

The Seiko 6357-887 represents an important milestone in Seiko's 1997 lineup. Powered by the 6357 caliber with 18j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-5dadb9b84013]

Also known as: Tuna, World Timer

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1997

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