Seiko Cal. 6633 - 439

The Seiko 6633-439 represents an important milestone in Seiko's 1969 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-4400483a8d36]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1969

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