Seiko Cal. 4511 - 633

Seiko 4511-633

This Automatic model from 1995 features a 35mm Hardlex-Coated Steel case. Powered by the 4511 caliber with 28j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-6b450bdbfbb4]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
12.0mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Green
Jewels
28j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1995

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seikata-wm-6b450bdbfbb4