Seiko Cal. 5210 - 340

The Seiko 5210-340 represents an important milestone in Seiko's 1968 lineup. Powered by the 5210 caliber with 25j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-b73e9540e36f]

Also known as: Samurai, Navigator

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1968

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