Seiko Cal. 3820 - 697

The 3820-697 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3820 caliber with 34j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-ce967d424d44]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1986

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