Seiko Cal. 3866 - 343

This Quartz model from 1969 features a 42mm Two-Tone case. It features a Navy dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-d6d123908fb9]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1969

Related Models

• Seiko 6624-502
• Seiko 6183-823
• Seiko 5241-421
• Seiko 6317-926
• Seiko 5272-314
• Seiko 6320-601
• Seiko 5620-540
• Seiko 3840-317
• Seiko 4566-570
• Seiko 5632-394
• Seiko 7066-518
• Seiko 4420-933