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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

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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