Seiko Cal. 4540 - 377

The 4540-377 is a sought-after Automatic piece from Seiko's golden era. It features a Cream dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-88baff0eccba]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1996

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