Seiko Cal. 3847 - 521

The Seiko 3847-521 represents an important milestone in Seiko's 1995 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-3f6622788d86]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1995

Related Models

• Seiko 5663-321
• Seiko 6397-621
• Seiko 5654-379
• Seiko 5655-413
• Seiko 7195-477
• Seiko 3878-976
• Seiko 3834-251
• Seiko 3839-417
• Seiko 0786-985
• Seiko 6281-382
• Seiko 5260-864
• Seiko 4423-915