Seiko Cal. 6643 - 322

The Seiko 6643-322 represents an important milestone in Seiko's 1986 lineup. It features a White dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-33b7988994d8]

Also known as: Rally, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

White

Jewels

27j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1986

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