Seiko Cal. 6687 - 491

The Seiko 6687-491 represents an important milestone in Seiko's 1985 lineup. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-b1fba1878410]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1985

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