Seiko Cal. 3810 - 706

The 3810-706 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3810 caliber with 31j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-58d64c656a1c]

Also known as: Tuna, Bellmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1997

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