Seiko Cal. 4510 - 842

The Seiko 4510-842 represents an important milestone in Seiko's 1989 lineup. Powered by the 4510 caliber with 20j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-f5c95228709f]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1989

Related Models

• Seiko 4559-517
• Seiko 5638-727
• Seiko 6167-115
• Seiko 5214-714
• Seiko 7038-907
• Seiko 6131-214
• Seiko 4458-312
• Seiko 4554-127
• Seiko 7149-213
• Seiko 4475-935
• Seiko 4551-845
• Seiko 6330-979