Seiko Cal. 4491 - 146

Seiko 4491-146

The 4491-146 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4491 caliber with 18j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-b4d5d41d52a2]

Also known as: Tuna

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
37mm
Case Thickness
8.5mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
18j
Frequency
36,000 bph
Power Reserve
41 hours
Year
1993

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