Seiko Cal. 5291 - 490

Seiko 5291-490

The Seiko 5291-490 represents an important milestone in Seiko's 1979 lineup. Powered by the 5291 caliber with 36j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-6714b10916e3]

Also known as: Tuna, Emperor

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
39mm
Case Thickness
8.3mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Burgundy
Jewels
36j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1979

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seikata-wm-6714b10916e3