Seiko Cal. 7181 - 398

This Hand-Winding model from 1971 features a 46mm PVD Black case. It features a Champagne dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-916ea17e9257]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1971

Related Models

• Seiko 6697-555
• Seiko 6118-563
• Seiko 4553-657
• Seiko 7072-948
• Seiko 4511-789
• Seiko 5271-771
• Seiko 0775-793
• Seiko 6385-627
• Seiko 7139-225
• Seiko 5684-884
• Seiko 6282-332
• Seiko 6220-716