Seiko Cal. 6321 - 680

Seiko 6321-680

The Seiko 6321-680 represents an important milestone in Seiko's 1981 lineup. Powered by the 6321 caliber with 18j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-ccf9ea024557]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement
Solar
Case Material
Titanium
Case Width
39mm
Case Thickness
14.1mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
150m
Dial Color
Cream
Jewels
18j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1981

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