Seiko Cal. 0730 - 635

The 0730-635 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-ef07229d7cc3]

Also known as: Samurai, Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1985

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