Seiko Cal. 4545 - 728

The 4545-728 is a sought-after Solar piece from Seiko's golden era. Powered by the 4545 caliber with 20j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-a87087cb1560]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1988

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