Seiko Cal. 6674 - 690

The Seiko 6674-690 represents an important milestone in Seiko's 1984 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-b0bb5d2e5ac9]

Also known as: Monster, Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1984

Related Models

• Seiko 4526-540
• Seiko 5282-283
• Seiko 5211-437
• Seiko 7085-615
• Seiko 6257-177
• Seiko 3891-308
• Seiko 5243-110
• Seiko 6660-202
• Seiko 6627-874
• Seiko 4415-771
• Seiko 4435-758
• Seiko 0750-366