Seiko Cal. 3865 - 298

The 3865-298 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-066ef2c88337]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1969

Related Models

• Seiko 4422-982
• Seiko 6639-289
• Seiko 6197-148
• Seiko 0771-184
• Seiko 0712-162
• Seiko 6148-794
• Seiko 4541-586
• Seiko 6158-245
• Seiko 6264-597
• Seiko 5232-247
• Seiko 6399-141
• Seiko 3896-762