Seiko Cal. 4457 - 716

Seiko 4457-716

This Automatic model from 1993 features a 42mm Hardlex-Coated Steel case. Powered by the 4457 caliber with 30j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-5e05f6d920eb]

Also known as: World Timer

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
8.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
Burgundy
Jewels
30j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1993

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