Seiko Cal. 6641 - 839

The Seiko 6641-839 represents an important milestone in Seiko's 1990 lineup. It features a Cream dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-85a15e14f6b0]

Also known as: Turtle

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

43mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1990

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