Seiko Cal. 7150 - 903

The 7150-903 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-bae6c471b2cd]

Also known as: Bellmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1981

Related Models

• Seiko 5695-998
• Seiko 5292-107
• Seiko 7077-221
• Seiko 4539-314
• Seiko 4547-570
• Seiko 4436-946
• Seiko 6221-746
• Seiko 4511-307
• Seiko 7087-893
• Seiko 4525-193
• Seiko 4525-677
• Seiko 7132-941