Seiko Cal. 6681 - 320

Seiko 6681-320

The 6681-320 is a sought-after Solar piece from Seiko's golden era. Powered by the 6681 caliber with 24j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-718688badc50]

Also known as: Baby Tuna

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
43mm
Case Thickness
8.9mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Champagne
Jewels
24j
Frequency
28,800 bph
Power Reserve
63 hours
Year
1986

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seikata-wm-718688badc50