Seiko Cal. 7040 - 381

The Seiko 7040-381 represents an important milestone in Seiko's 1973 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-755ad4dd18d3]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1973

Related Models

• Seiko 4585-768
• Seiko 6191-786
• Seiko 6120-598
• Seiko 4592-445
• Seiko 6211-290
• Seiko 3840-796
• Seiko 0765-558
• Seiko 6256-108
• Seiko 6162-141
• Seiko 7176-728
• Seiko 3878-753
• Seiko 7026-812