Seiko Cal. 0789 - 728

Seiko 0789-728

The 0789-728 is a sought-after Solar piece from Seiko's golden era. Powered by the 0789 caliber with 22j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-531c3b8d1f1d]

Also known as: Sportsmatic, Emperor

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
42mm
Case Thickness
15.4mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Navy
Jewels
22j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1998

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