Seiko Cal. 6613 - 368

Seiko 6613-368

The 6613-368 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6613 caliber with 24j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-c1707e9a0c64]

Also known as: Tuna, UFO

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
12.6mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
180m
Dial Color
Champagne
Jewels
24j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1999

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seikata-wm-c1707e9a0c64