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Model Name:

Reference:

Sieiko Prospex Alpinist

SPB121

Country

Japan

Current Rating

1036

Rating Implied Value ($)

$

548

Expected Rating Based on Price

1029

Rating Alpha

7

Price ($)

$

538

Date Added:

Sep 19, 2024

# Times Rated

9

Watch Description

From the Prospex Collection. Designed for those who treat life as the ultimate adventure, the Seiko Prospex line follows every challenge with technological excellence and style. A modern re-imagining of Seiko's first sport watch, introduced in 1959, this distinctive timepiece is an upgrade of a highly successful Spring 2019 limited edition. Equipped with a rotating inner compass bezel for outdoor adventure, this unique design features a sunray-finish green dial with gold accents, LumiBrite hands and markers, magnified date window, and sapphire crystal with anti-reflective coating on the inner surface. The 24-jewel automatic movement beats at a frequency of 21,600 vibrations per hour, with a power reserve of approximately 70 hours, and can be wound manually or automatically. Crafted of stainless steel, with brown leather strap, secure tri-fold push button release clasp, screwdown crown and see-through caseback. 20 bar, 200M Water Resistant.

39

46.4

20

13.2

200

Steel - 316L

Round

Sapphire

?

Automatic

6r35

70

Green

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A.I. WatchMetrics Review:

8.5

# Seiko Prospex Alpinist SPB121 Review by A.I. WatchMetrics Overall Watch Rating: 8.5/10.0 - Brand (8.5), History & Innovation (8.0), Rarity (7.5), Material (8.0), Movement (8.5), Versatility (9.0), Complications (6.0), Functions (8.5), Dials & Design (8.0), Cohesiveness (8.5) ## Summary The Seiko Prospex Alpinist SPB121 is a versatile automatic watch designed for outdoor enthusiasts and adventurers. With its robust build and classic design, it appeals to those who appreciate both functionality and style. The watch features a green dial, a rotating compass bezel, and a power reserve of approximately 70 hours, making it suitable for various activities, from hiking to casual wear. Its automatic movement ensures reliability and ease of use, making it a great choice for those who prefer mechanical timepieces. ### Movement Type and Power Reserve - **Movement Type**: Automatic - **Power Reserve**: Approximately 70 hours ## Metric Breakdown with Weightings - **Brand (10% Weight): 8.5/10** - Explanation: Seiko is a well-respected brand known for its craftsmanship and innovation in watchmaking, particularly in the field of automatic movements. - **History & Innovation (10% Weight): 8.0/10** - Explanation: Seiko has a rich history of watchmaking and has introduced several innovations, including the Spring Drive and Kinetic movements, though the Alpinist line is more traditional. - **Rarity (10% Weight): 7.5/10** - Explanation: The Alpinist SPB121 is a popular model, but it is not as widely available as some other Seiko models, giving it a moderate level of rarity. - **Material (10% Weight): 8.0/10** - Explanation: The watch features high-quality materials, including a stainless steel case and a Hardlex crystal, which provide durability and scratch resistance. - **Movement (10% Weight): 8.5/10** - Explanation: The Seiko Caliber 6R35 is a reliable automatic movement known for its accuracy and extended power reserve, enhancing the overall performance of the watch. - **Versatility (10% Weight): 9.0/10** - Explanation: The Alpinist is designed for both outdoor activities and everyday wear, making it highly versatile for various occasions. - **Complications (10% Weight): 6.0/10** - Explanation: While the watch features a rotating compass bezel, it lacks more complex complications, which limits its score in this category. - **Functions (10% Weight): 8.5/10** - Explanation: The watch includes a water resistance of 200 meters, a rotating compass bezel, and a clear, legible dial, making it functional for outdoor use. - **Dials & Design (10% Weight): 8.0/10** - Explanation: The green dial and gold accents provide a classic and appealing aesthetic, suitable for both casual and formal settings. - **Cohesiveness (10% Weight): 8.5/10** - Explanation: The Alpinist line maintains a strong thematic coherence, focusing on outdoor adventure and exploration. ## Conclusion The Seiko Prospex Alpinist SPB121 is an excellent choice for those seeking a reliable and stylish automatic watch that can handle outdoor adventures while also fitting in with everyday wear. Its combination of quality materials, a robust movement, and thoughtful design elements make it a standout piece in the Seiko lineup. --- *A.I. WatchMetrics Review v. 6.20*

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