Seiko Cal. 5210 - 635

This Solar model from 1967 features a 46mm Titanium case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-c2750cb208e7]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1967

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