Seiko Cal. 4540 - 533

Seiko 4540-533

This Automatic model from 1972 features a 40mm Titanium case. Powered by the 4540 caliber with 33j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-4baaa7c7ea8a]

Also known as: Rally, Crown

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
40mm
Case Thickness
12.5mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
33j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1972

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