Seiko Cal. 6135 - 963

The Seiko 6135-963 represents an important milestone in Seiko's 1970 lineup. It features a Black dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-a536c08ba074]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1970

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