Seiko Cal. 6315 - 566

The Seiko 6315-566 represents an important milestone in Seiko's 1988 lineup. It features a White dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-e13de895fc6e]

Also known as: Sumo, Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1988

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