Seiko Cal. 6633 - 841

The Seiko 6633-841 represents an important milestone in Seiko's 1977 lineup. It features a Navy dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-3647ac1ae74b]

Also known as: Turtle

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1977

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