Seiko Cal. 0744 - 820

Seiko 0744-820

The Seiko 0744-820 represents an important milestone in Seiko's 1986 lineup. Powered by the 0744 caliber with 33j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-2b79073368e6]

Also known as: Tuna, Arnie

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
10.1mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
130m
Dial Color
Black
Jewels
33j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1986

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seikata-wm-2b79073368e6