Seiko Cal. 5637 - 245

The 5637-245 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5637 caliber with 28j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-0f538a41d4a3]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1998

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