Seiko Cal. 6642 - 886

This Spring Drive model from 1967 features a 43mm Two-Tone case. It features a Burgundy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-5aa95b48835a]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1967

Related Models

• Seiko 6220-546
• Seiko 0787-607
• Seiko 6689-674
• Seiko 5631-441
• Seiko 3857-592
• Seiko 4510-111
• Seiko 4570-683
• Seiko 6122-491
• Seiko 6238-527
• Seiko 4586-230
• Seiko 6328-253
• Seiko 6677-911