Seiko Cal. 5644 - 175

The 5644-175 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5644 caliber with 32j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-088a6a1fc95c]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1987

Related Models

• Seiko 7089-526
• Seiko 5212-483
• Seiko 7125-359
• Seiko 5260-452
• Seiko 6389-531
• Seiko 5240-464
• Seiko 5281-416
• Seiko 4471-794
• Seiko 0752-724
• Seiko 7134-986
• Seiko 4444-112
• Seiko 4468-549