Seiko Cal. 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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