Seiko Cal. 3815 - 924

Released in 1993, the Cal. 3815 with design code 924 was part of Seiko's domestic market collection. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-2ca1cde2cee2]

Also known as: Helmet, Bellmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1993

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