Round|Natural|GIA

1.51ct H VS1 Round Natural Diamond

EX • H/VS1 • GIA 6475084761

Certificate GIA 6475084761

Diamond specifications and retailer prices

From $10,090 USD
As of November 1, 2026
Save $8,377 USD (45%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $23,645 USD 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 6475084761. Listed at 18 retailers as of October 30, 2026, with a 83% 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
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6475084761
Dimensions7.37 × 7.33 × 4.53 mm
L/W Ratio1.01
Top View
7.37 mm7.33 mm1.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6475084761
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $17,305 USD|Low: $10,090 USD|High: $17,513 USD|Avg: $12,877 USD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8$10,090 USD
Retailer 11$10,281 USD
Retailer 10$10,935 USD
Retailer 9$11,080 USD
Retailer 5$11,895 USD
Retailer 7$12,046 USD
Retailer 2$12,188 USD
Retailer 3$13,274 USD
Retailer 4$13,901 USD
Retailer 6$16,279 USD
Retailer 1$17,305 USD

43 data points across 11 retailers

18 retailers$10,090 USD to $18,467 USD

Cheapest Retailer
-
$10,090 USD
B+
Retailer 2
-
$10,281 USD
View
B+
Retailer 3
-
$10,935 USD
View
B+
Retailer 4
-
$11,080 USD
View
B+
Retailer 5
-
$11,080 USD
View
Final sale: no returns
B+
Retailer 6
-
$11,895 USD
£9,366 GBP
View
B
Retailer 7
-
$12,004 USD
View
Retailer 8
-
$12,046 USD
A$18,533 AUD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$12,188 USD
View
B
Retailer 10
-
$13,193 USD
View
B
Retailer 11
-
$13,274 USD
£10,452 GBP
View
B
Retailer 12
-
$13,851 USD
View
B
Retailer 13
-
$13,901 USD
€13,239 EUR
View
Retailer 14
-
$14,575 USD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$16,279 USD
ZAR 262,981 ZAR
View
B
Retailer 16
-
$17,305 USD
£13,626 GBP
View
B
Retailer 17
-
$18,467 USD
View
Most Expensive
Diamond Quarter
1.51VS1H646115DBN · Oct 29
$23,645 USD
£18,618 GBP
View
Price under review
17 more retailers have this diamond
Prices start from $10,090 USDSave up to $8,377 USD

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
$10,090 USD