Seiko Cal. 6687 - 949

The Seiko 6687-949 represents an important milestone in Seiko's 1976 lineup. It features a White dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-cdf490be41b0]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1976

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