Seiko Cal. 6659 - 840

The Seiko 6659-840 represents an important milestone in Seiko's 1993 lineup. It features a White dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-271de9e628dd]

Also known as: Tuna, Bullhead

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1993

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