Seiko Cal. 5275 - 521

The Seiko 5275-521 represents an important milestone in Seiko's 1968 lineup. Powered by the 5275 caliber with 19j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-3ab609093804]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1968

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