Seiko Cal. 6660 - 358

The 6660-358 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6660 caliber with 17j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-5f0ec7ed9f77]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1997

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