Seiko Cal. 6610 - 723

The Seiko 6610-723 represents an important milestone in Seiko's 1993 lineup. Powered by the 6610 caliber with 32j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-ddc2acdd290b]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

32j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1993

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