Seiko Cal. 6660 - 215

The 6660-215 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6660 caliber with 28j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-0c6b54319ce1]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1998

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