Seiko Cal. 6650 - 540

The 6650-540 is a sought-after Solar piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-c411f9b4d1b9]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1998

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