Seiko Cal. 4528 - 692

The 4528-692 is a sought-after Solar piece from Seiko's golden era. Powered by the 4528 caliber with 34j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-fd6745988023]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1993

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