Seiko Cal. 6315 - 663

The Seiko 6315-663 represents an important milestone in Seiko's 1991 lineup. It features a Champagne dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-be0dcbcc2be4]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1991

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