Seiko Cal. 6613 - 757

Seiko 6613-757

The 6613-757 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6613 caliber with 25j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-0001ca99f623]

Also known as: Monster, Emperor

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
8.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Cream
Jewels
25j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1985

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seikata-wm-0001ca99f623