Seiko Cal. 6331 - 225

The Seiko 6331-225 represents an important milestone in Seiko's 1967 lineup. It features a Black dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-017bf9ada958]

Also known as: Monster, Goldfeather

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1967

Related Models

• Seiko 5272-714
• Seiko 7149-732
• Seiko 6330-550
• Seiko 7049-283
• Seiko 4453-550
• Seiko 0788-407
• Seiko 3830-520
• Seiko 5294-941
• Seiko 6626-346
• Seiko 7081-918
• Seiko 7076-529
• Seiko 6633-886