Seiko Cal. 7133 - 307

The 7133-307 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-e95bfbb6dab0]

Also known as: Monster, Bullhead

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1987

Related Models

• Seiko 4455-267
• Seiko 5269-928
• Seiko 3898-827
• Seiko 5644-716
• Seiko 5645-611
• Seiko 6283-215
• Seiko 6651-748
• Seiko 7060-525
• Seiko 0784-895
• Seiko 6697-869
• Seiko 3814-940
• Seiko 6113-760