Seiko Cal. 5210 - 720

The 5210-720 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5210 caliber with 24j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-7b206937bc7c]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1994

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