Seiko Cal. 4577 - 449

This Hand-Winding model from 1992 features a 35mm Hardlex-Coated Steel case. It features a Navy dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-bed72d4b45fd]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1992

Related Models

• Seiko 4551-729
• Seiko 4428-274
• Seiko 6150-688
• Seiko 3871-220
• Seiko 3843-338
• Seiko 4494-398
• Seiko 5660-270
• Seiko 0790-368
• Seiko 7165-611
• Seiko 5269-938
• Seiko 4475-851
• Seiko 6635-362