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Updated
Pros
  • High water resistance
  • Excellent readability
  • Durable construction
  • Advanced GPS solar technology
  • Lightweight titanium construction
  • Multiple timekeeping functions
Cons
  • Large case size
  • Heavier weight
  • High price point
  • Complex functions may require learning
Bottom Line
The Seiko Prospex SRPC93 is a robust dive watch designed for underwater adventures. Its striking blue dial and high visibility markers make it a favorite among diving enthusiasts.
The Seiko Astron SSH003 is a state-of-the-art GPS solar watch that offers precision and elegance. Its sleek design and advanced technology make it a standout timepiece.
Case Diameter
44 mm
42.9 mm
Case Thickness
13.4 mm
12.2 mm
Band Width
22 mm
22 mm
Movement
Automatic
GPS Solar
Water Resistance
200 meters
100 meters
Dial Color
Blue
Black
Height
3.1496 inches
3.5 inches
Length
3.1496 inches
5 inches
Weight
0.40344593946 pounds
-
Width
3.1496 inches
4 inches
Part Number
SRPC93K1
SSK003
Model
SRPC93K1
SSK003

When it comes to men's Seiko watches, two models that often come up in conversations among watch enthusiasts are the Seiko Prospex SRPC93 and the Seiko Astron SSH003. Both of these timepieces represent different aspects of Seiko's extensive range, from dive watches designed for rugged use to sophisticated pieces that showcase cutting-edge technology. In this comparison, we'll delve into the features, functionalities, and overall value proposition of each watch to help you decide which might be the best fit for your needs.

Design and Build Quality

  • Seiko Prospex SRPC93: This model is part of Seiko's renowned Prospex line, known for its high-quality dive watches. The SRPC93 features a robust 42.4mm case made from stainless steel, ensuring durability and resistance to the elements. Its design is quintessentially that of a diver's watch, with a unidirectional rotating bezel, luminous markers, and hands designed for maximum visibility underwater. The watch comes on a stainless steel bracelet that complements its rugged yet refined aesthetic.

  • Seiko Astron SSH003: In contrast, the Seiko Astron SSH003 represents a different facet of Seiko's expertise, focusing on precision and innovation. This model boasts a 42.7mm titanium case, which not only reduces the overall weight but also provides excellent corrosion resistance. The design is more subdued compared to the Prospex, with a simpler bezel and a focus on clean lines that appeal to those looking for an elegant timepiece suitable for both formal and casual occasions.

Movement and Accuracy

  • Seiko Prospex SRPC93: Powered by Seiko's 4R35 automatic movement, this watch offers a reliable and robust mechanical heart. The 4R35 movement provides approximately 41 hours of power reserve and has an accuracy of +45 to -35 seconds per day, which is more than sufficient for everyday use, including diving applications.

  • Seiko Astron SSH003: This model, on the other hand, features Seiko's innovative GPS Solar technology. The SSH003 can synchronize with GPS satellites to adjust its time and calendar automatically, ensuring pinpoint accuracy no matter where you are in the world. It also harnesses light energy to recharge its battery, eliminating the need for battery replacements. This makes it an attractive option for travelers and those who value precision above all else.

Water Resistance

  • Seiko Prospex SRPC93: As a dive watch, the SRPC93 boasts an impressive 200m water resistance rating. This, combined with its rugged build and diving-specific features like the unidirectional bezel, makes it an excellent companion for scuba divers and snorkelers.

  • Seiko Astron SSH003: The SSH003 also offers a respectable 100m water resistance rating, making it suitable for swimming and snorkeling but not designed for deep-sea diving. While it's not as deeply rated as the Prospex, its water resistance is more than adequate for most daily activities and casual water sports.

Conclusion

For men looking at Seiko watches, the choice between the Prospex SRPC93 and the Astron SSH003 largely depends on your lifestyle, preferences, and needs. If you're an avid diver or someone who appreciates a robust, feature-rich dive watch, the Prospex SRPC93 is undoubtedly a great option. Its durability, diving capabilities, and mechanical movement make it a timeless choice.

On the other hand, if precision, innovative technology, and a sleek design are your priorities, the Seiko Astron SSH003 stands out as an excellent selection. Its GPS Solar technology, lightweight titanium construction, and elegant appearance make it perfect for both formal events and daily wear, especially for those who travel frequently or value accuracy above all else.

Ultimately, both watches represent the best of what men's Seiko watches have to offer, blending tradition with innovation in unique and compelling ways.