Seiko Cal. 4525 - 646

The Seiko 4525-646 represents an important milestone in Seiko's 1980 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-79def7a49b02]

Also known as: Bullhead, Crown

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1980

Related Models

• Seiko 7165-878
• Seiko 7057-539
• Seiko 4475-558
• Seiko 0714-754
• Seiko 0742-163
• Seiko 6341-228
• Seiko 7010-578
• Seiko 6244-114
• Seiko 5212-488
• Seiko 6152-445
• Seiko 3879-224
• Seiko 3865-601