Seiko Cal. 3873 - 726

The 3873-726 is a sought-after Solar piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-1d7c2189ec24]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1975

Related Models

• Seiko 4532-422
• Seiko 4421-728
• Seiko 7042-762
• Seiko 3822-309
• Seiko 6130-679
• Seiko 5241-174
• Seiko 0793-194
• Seiko 6248-227
• Seiko 5622-151
• Seiko 7150-135
• Seiko 7163-243
• Seiko 7171-508