Seiko Cal. 6336 - 731

The Seiko 6336-731 represents an important milestone in Seiko's 1981 lineup. It features a Green dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-35840198baa7]

Also known as: Turtle, Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1981

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