Seiko Cal. 6399 - 707

Seiko 6399-707

The 6399-707 is a sought-after Solar piece from Seiko's golden era. Powered by the 6399 caliber with 23j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-8b947f6167bd]

Also known as: Tuna, Arnie

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
9.0mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Burgundy
Jewels
23j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1999

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seikata-wm-8b947f6167bd