Seiko Cal. 6337 - 580

Seiko 6337-580

The Seiko 6337-580 represents an important milestone in Seiko's 1974 lineup. Powered by the 6337 caliber with 30j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-1b2f50520bbf]

Also known as: Helmet, Golden Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
10.9mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Cream
Jewels
30j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1974

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