Seiko Cal. 6684 - 591

The Seiko 6684-591 represents an important milestone in Seiko's 1971 lineup. It features a Black dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-ce0b29d4060f]

Also known as: Goldfeather, Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1971

Related Models

• Seiko 4441-881
• Seiko 6194-500
• Seiko 6239-340
• Seiko 4514-801
• Seiko 5231-103
• Seiko 6264-983
• Seiko 5625-946
• Seiko 4517-514
• Seiko 6658-571
• Seiko 7139-168
• Seiko 5272-151
• Seiko 7149-857