Seiko Cal. 5610 - 390

The Seiko 5610-390 represents an important milestone in Seiko's 1970 lineup. Powered by the 5610 caliber with 19j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-0658ed7abd69]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1970

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