Seiko Cal. 6353 - 438

The Seiko 6353-438 represents an important milestone in Seiko's 1982 lineup. Powered by the 6353 caliber with 33j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-3b8114035e94]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1982

Related Models

• Seiko 4480-969
• Seiko 6165-409
• Seiko 6363-692
• Seiko 5273-144
• Seiko 6645-101
• Seiko 7052-856
• Seiko 7145-241
• Seiko 0757-414
• Seiko 6153-556
• Seiko 6187-452
• Seiko 5253-698
• Seiko 4525-985