Seiko Cal. 3870 - 797

This Solar model from 1969 features a 39mm PVD Black case. It features a Green dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-9f87e707d13a]

Also known as: Sportsmatic, Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1969

Related Models

• Seiko 4548-554
• Seiko 6337-619
• Seiko 6242-162
• Seiko 3898-581
• Seiko 7043-690
• Seiko 7036-544
• Seiko 6697-948
• Seiko 3817-261
• Seiko 4528-244
• Seiko 3817-833
• Seiko 5226-115
• Seiko 5677-298