Seiko Prospex Samurai Black SRPB51 vs Tissot Le Locle Automatic Lady

SpecificationSeiko Prospex Samurai Black SRPB51Tissot Le Locle Automatic Lady
BrandSeikoTissot
CollectionProspexLe Locle
ReferenceSRPB51T41.1.183.53
CategoryDiveDress
Movement TypeAutomaticAutomatic
Caliber4R35ETA 2671
Power Reserve41h38h
Frequency21,600 vph28,800 vph
Case Diameter43.8mm25.3mm
Case Thickness12.8mm8.5mm
Case MaterialStainless SteelStainless Steel
CrystalHardlexSapphire
Water Resistance200m / 656ft30m / 98ft
Weight188g68g
MSRP$475$475
Market Price$360$375

In-Depth Comparison

The Seiko Prospex Samurai Black SRPB51 and the Tissot Le Locle Automatic Lady 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

Seiko and Tissot are both highly respected names in watchmaking. The Seiko Prospex Samurai Black SRPB51 comes from Japan, while the Tissot Le Locle Automatic Lady originates from Switzerland. This particular Prospex reference was introduced in 2017, while this Le Locle reference debuted in 2012. The Seiko Prospex Samurai Black SRPB51 is the newer release, potentially featuring more modern technology and finishing.

Movement And Mechanics

At the heart of the Seiko Prospex Samurai Black SRPB51 beats the 4R35 caliber offering a 41-hour power reserve running at 21,600 vph with 23 jewels. The Tissot Le Locle Automatic Lady is powered by the ETA 2671 with a 38-hour power reserve operating at 28,800 vph featuring 25 jewels. The Seiko Prospex Samurai Black SRPB51 wins on power reserve with a 3-hour advantage, which means less frequent winding for those who rotate watches.

Dimensions And Wearability

The Seiko Prospex Samurai Black SRPB51 features a 43.8mm case at 12.8mm thick with a 48.5mm lug-to-lug measurement, crafted in Stainless Steel. The Tissot Le Locle Automatic Lady comes in at 25.3mm and 8.5mm thick with 32.0mm lug-to-lug, constructed from Stainless Steel. The Tissot Le Locle Automatic Lady wears more compactly on the wrist, making it potentially more suitable for smaller wrists or those who prefer understated proportions. At 68g, the Tissot Le Locle Automatic Lady is the lighter of the two.

Materials And Construction

The Seiko Prospex Samurai Black SRPB51 uses a Hardlex crystal paired with a Rotating bezel, while the Tissot Le Locle Automatic Lady features Sapphire crystal with a Fixed, polished bezel. On the wrist, the Seiko Prospex Samurai Black SRPB51 comes on a Stainless Steel bracelet with Fold-over, while the Tissot Le Locle Automatic Lady is fitted with Stainless steel bracelet featuring Folding clasp.

Water Resistance And Capability

The Seiko Prospex Samurai Black SRPB51 is rated to 200m / 656ft and the Tissot Le Locle Automatic Lady to 30m / 98ft. For serious diving or water activities, the Seiko Prospex Samurai Black SRPB51 offers a meaningful advantage.

Pricing And Value

At retail, the Seiko Prospex Samurai Black SRPB51 lists for $475 compared to $475 for the Tissot Le Locle Automatic Lady. On the secondary market, the Seiko Prospex Samurai Black SRPB51 trades around $360 while the Tissot Le Locle Automatic Lady commands approximately $375.

The Verdict

Choosing between the Seiko Prospex Samurai Black SRPB51 and the Tissot Le Locle Automatic Lady ultimately comes down to personal priorities. For dress occasions and smaller wrists, the Tissot Le Locle Automatic Lady is more versatile. 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.