Seiko Cal. 6660 - 488

This Automatic model from 1965 features a 36mm Titanium case. Powered by the 6660 caliber with 23j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-c7cc25c0e1d0]

Also known as: Turtle, Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1965

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