Seiko Cal. 0731 - 532

The 0731-532 is a sought-after Automatic piece from Seiko's golden era. Powered by the 0731 caliber with 36j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-cbdb6d551c4e]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1967

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