Seiko Cal. 3820 - 357

The Seiko 3820-357 represents an important milestone in Seiko's 1987 lineup. Powered by the 3820 caliber with 23j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-0b1f27cdcb2b]

Also known as: Turtle, Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1987

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