Seiko Cal. 6391 - 227

Released in 1994, the Cal. 6391 with design code 227 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-62b1bd1bf9e2]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1994

Related Models

• Seiko 7094-821
• Seiko 6325-581
• Seiko 6245-332
• Seiko 6341-923
• Seiko 7187-939
• Seiko 0718-927
• Seiko 4463-208
• Seiko 4548-367
• Seiko 7069-334
• Seiko 5625-840
• Seiko 6694-981
• Seiko 6345-465