Seiko Cal. 3873 - 860

The 3873-860 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-5e645aab07cb]

Also known as: Helmet, Sea Horse

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1970

Related Models

• Seiko 6676-803
• Seiko 3814-422
• Seiko 6351-835
• Seiko 6293-295
• Seiko 6135-288
• Seiko 0792-789
• Seiko 7126-221
• Seiko 6216-750
• Seiko 3811-576
• Seiko 7178-989
• Seiko 6241-908
• Seiko 6134-213