Seiko Cal. 6165 - 663

The Seiko 6165-663 represents an important milestone in Seiko's 1978 lineup. Powered by the 6165 caliber with 30j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-5a192c5a23a9]

Also known as: Turtle, Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1978

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