Round|Natural|GIA

1.51ct H VS1 Round Natural Diamond

EX • H/VS1 • GIA 2125555197

Certificate GIA 2125555197

Diamond specifications and retailer prices

From €11,989 EUR
$13,394 USD
As of October 31, 2026
Save €7,516 EUR (39%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €24,248 EUR at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2125555197. Listed at 24 retailers as of October 30, 2026, with a 63% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2125555197
Dimensions7.41 × 7.33 × 4.53 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.41 mm7.33 mm1.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2125555197
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €14,399 EUR|Low: €11,989 EUR|High: €21,762 EUR|Avg: €15,643 EUR|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 13€11,989 EUR
Retailer 10€12,043 EUR
Retailer 11€13,195 EUR
Retailer 3€13,768 EUR
Retailer 1€14,399 EUR
Retailer 9€14,457 EUR
Retailer 12€14,686 EUR
Retailer 4€14,916 EUR
Retailer 2€15,490 EUR
Retailer 7€16,063 EUR
Retailer 5€19,505 EUR
Retailer 6€20,228 EUR
Retailer 8€21,618 EUR

42 data points across 13 retailers

24 retailers€11,989 EUR to €19,505 EUR

B
Cheapest Retailer
-
€11,989 EUR
$13,394 USD
Retailer 2
-
€12,043 EUR
$13,455 USD
View
Price last confirmed 11 days ago
B
Retailer 3
-
€12,598 EUR
$14,075 USD
View
B
Retailer 4
-
€12,658 EUR
$14,142 USD
View
B
Retailer 5
-
€12,899 EUR
CA$20,016 CAD
View
B
Retailer 6
-
€12,907 EUR
$14,420 USD
View
B
Retailer 7
-
€13,195 EUR
$14,741 USD
View
Final sale: no returns
B
Retailer 8
-
€13,493 EUR
$15,075 USD
View
B
Retailer 9
-
€13,768 EUR
$15,382 USD
View
B
Retailer 10
-
€14,399 EUR
£12,667 GBP
View
Retailer 11
-
€14,457 EUR
A$24,849 AUD
View
Price last confirmed 8 days ago
B
Retailer 12
-
€14,686 EUR
$16,407 USD
View
B
Retailer 13
-
€14,916 EUR
$16,664 USD
View
B
Retailer 14
-
€15,485 EUR
$17,300 USD
View
B
Retailer 15
-
€15,485 EUR
$17,300 USD
View
B
Retailer 16
-
€15,490 EUR
$17,305 USD
View
B
Retailer 17
-
€15,995 EUR
$17,870 USD
View
B
Retailer 18
-
€15,996 EUR
$17,871 USD
View
B
Retailer 19
-
€16,063 EUR
View
B
Retailer 20
-
€16,095 EUR
$17,982 USD
View
B
Retailer 21
-
€19,505 EUR
$21,791 USD
View
Retailer 22
-
€20,228 EUR
ZAR 365,082 ZAR
View
Price under review
Retailer 23
-
€21,618 EUR
£19,017 GBP
View
Price under review
Most Expensive
Diamond Quarter
1.51VS1H2197EFBEN · Oct 29
€24,248 EUR
£21,331 GBP
View
Price under review
23 more retailers have this diamond
Prices start from €11,989 EURSave up to €7,516 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.51ct Round
€11,989 EUR