Seiko Cal. 5210 - 378

The 5210-378 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5210 caliber with 29j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-d70360985f79]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Champagne

Jewels

29j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1987

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