Seiko Cal. 4528 - 565

Seiko 4528-565

The Seiko 4528-565 represents an important milestone in Seiko's 1994 lineup. Powered by the 4528 caliber with 18j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-19a8440d97bf]

Also known as: Helmet, Sportsmatic

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
11.0mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Navy
Jewels
18j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1994

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