Seiko Cal. 6676 - 540

The 6676-540 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6676 caliber with 32j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-7f9b066fb76d]

Also known as: Helmet, Bellmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1968

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