Seiko Cal. 4455 - 763

The Seiko 4455-763 represents an important milestone in Seiko's 1967 lineup. It features a Silver dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-bbf2b895f6fa]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1967

Related Models

• Seiko 0764-177
• Seiko 4519-832
• Seiko 5648-102
• Seiko 4533-125
• Seiko 7078-149
• Seiko 6386-420
• Seiko 7097-859
• Seiko 7094-871
• Seiko 4457-598
• Seiko 3818-320
• Seiko 6290-845
• Seiko 5621-154