Seiko Cal. 6613 - 385

This Quartz model from 1997 features a 44mm PVD Black case. Powered by the 6613 caliber with 28j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-e9b47ef6fe17]

Also known as: Tuna, World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1997

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