Seiko Cal. 6676 - 540

Seiko 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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