Seiko Cal. 5660 - 607

The Seiko 5660-607 represents an important milestone in Seiko's 1985 lineup. It features a White dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-11f50982af82]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1985

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