Seiko Cal. 0733 - 318

Seiko 0733-318

The 0733-318 is a sought-after Automatic piece from Seiko's golden era. Powered by the 0733 caliber with 27j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-898a56d10e63]

Also known as: UFO, Sportsmatic

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
9.0mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
140m
Dial Color
Navy
Jewels
27j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1975

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