Seiko Cal. 5210 - 345

The Seiko 5210-345 represents an important milestone in Seiko's 1980 lineup. Powered by the 5210 caliber with 21j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-5d71fefa759a]

Also known as: Sumo, Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1980

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