Seiko Cal. 3837 - 478

The 3837-478 is a sought-after Spring Drive piece from Seiko's golden era. It features a Cream dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-0a294a98e357]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1995

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