Seiko Cal. 6699 - 681

Seiko 6699-681

The 6699-681 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6699 caliber with 31j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-d4fa6fede5bf]

Also known as: Arnie

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
8.7mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
150m
Dial Color
Black
Jewels
31j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1977

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