Seiko Cal. 0733 - 231

The 0733-231 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-f6e99ee8cdc1]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1966

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