Seiko Cal. 4528 - 810

Released in 1982, the Cal. 4528 with design code 810 was part of Seiko's domestic market collection. Powered by the 4528 caliber with 23j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-9abd3210cd9b]

Also known as: UFO, Rally

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1982

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