Longines Conquest V.H.P. 41mm Blue vs Seiko Prospex 1970 Diver's Re-Creation SPB151

SpecificationLongines Conquest V.H.P. 41mm BlueSeiko Prospex 1970 Diver's Re-Creation SPB151
BrandLonginesSeiko
CollectionConquestProspex
ReferenceL3.726.4.56.6SPB151
CategorySportsDive
Movement TypeQuartzAutomatic
CaliberL288.2Seiko 6R35
Power ReserveN/A70h
FrequencyN/A21,600 vph
Case Diameter41.0mm42.7mm
Case Thickness10.0mm13.7mm
Case MaterialStainless SteelStainless Steel
CrystalSapphireSapphire with anti-reflective coating
Water Resistance50m / 164ft200m / 656ft
Weight140g107g
MSRP$1,175$1,100
Market Price$850$950

In-Depth Comparison

The Longines Conquest V.H.P. 41mm Blue and the Seiko Prospex 1970 Diver's Re-Creation SPB151 represent two compelling options in the luxury watch market. Both timepieces have earned devoted followings among collectors and enthusiasts, but they approach horology from distinctly different perspectives. Let's break down how these two watches compare across the key dimensions that matter most to buyers.

Heritage And Brand Prestige

Longines and Seiko are both highly respected names in watchmaking. The Longines Conquest V.H.P. 41mm Blue comes from Switzerland, while the Seiko Prospex 1970 Diver's Re-Creation SPB151 originates from Japan. This particular Conquest reference was introduced in 2017, while this Prospex reference debuted in 2020. The Seiko Prospex 1970 Diver's Re-Creation SPB151 is the newer release, potentially featuring more modern technology and finishing.

Movement And Mechanics

At the heart of the Longines Conquest V.H.P. 41mm Blue beats the L288.2 caliber with 7 jewels. The Seiko Prospex 1970 Diver's Re-Creation SPB151 is powered by the Seiko 6R35 with a 70-hour power reserve operating at 21,600 vph featuring 24 jewels.

Dimensions And Wearability

The Longines Conquest V.H.P. 41mm Blue features a 41.0mm case at 10.0mm thick with a 47.0mm lug-to-lug measurement, crafted in Stainless Steel. The Seiko Prospex 1970 Diver's Re-Creation SPB151 comes in at 42.7mm and 13.7mm thick with 49.0mm lug-to-lug, constructed from Stainless Steel. The Longines Conquest V.H.P. 41mm Blue wears more compactly on the wrist, making it potentially more suitable for smaller wrists or those who prefer understated proportions. At 107g, the Seiko Prospex 1970 Diver's Re-Creation SPB151 is the lighter of the two.

Materials And Construction

The Longines Conquest V.H.P. 41mm Blue uses a Sapphire crystal paired with a Fixed, polished bezel, while the Seiko Prospex 1970 Diver's Re-Creation SPB151 features Sapphire with anti-reflective coating crystal with a Unidirectional rotating bezel. On the wrist, the Longines Conquest V.H.P. 41mm Blue comes on a Stainless steel bracelet with Folding clasp with push-button release, while the Seiko Prospex 1970 Diver's Re-Creation SPB151 is fitted with Silicone strap featuring Buckle.

Water Resistance And Capability

The Longines Conquest V.H.P. 41mm Blue is rated to 50m / 164ft and the Seiko Prospex 1970 Diver's Re-Creation SPB151 to 200m / 656ft. For water sports and diving, the Seiko Prospex 1970 Diver's Re-Creation SPB151 provides superior depth capability.

Pricing And Value

At retail, the Longines Conquest V.H.P. 41mm Blue lists for $1,175 compared to $1,100 for the Seiko Prospex 1970 Diver's Re-Creation SPB151. On the secondary market, the Longines Conquest V.H.P. 41mm Blue trades around $850 while the Seiko Prospex 1970 Diver's Re-Creation SPB151 commands approximately $950.

The Verdict

Choosing between the Longines Conquest V.H.P. 41mm Blue and the Seiko Prospex 1970 Diver's Re-Creation SPB151 ultimately comes down to personal priorities. Both watches are exceptional timepieces that will serve their owner well for generations. We recommend trying both on the wrist at an authorized dealer before making your final decision, as comfort and emotional connection are ultimately just as important as specifications.