Seiko Cal. 6610 - 550

The Seiko 6610-550 represents an important milestone in Seiko's 1986 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-7a6744452269]

Also known as: Turtle, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1986

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