Seiko Cal. 0725 - 305

The 0725-305 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-59eb4e54eb45]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1969

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