Seiko Cal. 3872 - 154

This Quartz model from 1989 features a 40mm PVD Black case. Powered by the 3872 caliber with 27j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-c45a546b384c]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1989

Related Models

• Seiko 4564-642
• Seiko 7077-646
• Seiko 6175-528
• Seiko 7131-114
• Seiko 6652-452
• Seiko 0744-910
• Seiko 0765-402
• Seiko 5296-265
• Seiko 6667-646
• Seiko 4493-187
• Seiko 7068-318
• Seiko 5670-928