Seiko Cal. 4455 - 461

This Spring Drive model from 1982 features a 38mm PVD Black case. It features a White dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-3adb0f603456]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1982

Related Models

• Seiko 6215-545
• Seiko 5634-153
• Seiko 6152-135
• Seiko 4518-276
• Seiko 6680-288
• Seiko 3846-800
• Seiko 5293-832
• Seiko 4524-169
• Seiko 4593-629
• Seiko 5217-763
• Seiko 6211-863
• Seiko 4450-173