Round|Natural|IGI

1.51ct J VS1 Round Natural Diamond

EX • J/VS1 • IGI 737595418

Shape and cutting style on the report: Round brilliant

Certificate IGI 737595418

Diamond specifications and retailer prices

From $3,637 USD
As of October 30, 2026
Save $3,350 USD (48%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,462 USD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 737595418. Listed at 22 retailers as of October 30, 2026, with a 92% 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
J
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 737595418
Dimensions7.25 × 7.29 × 4.56 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.25 mm7.29 mm1.51 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 737595418
Side View
Table 58.0%Crown 36.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,944 USD|Low: $3,508 USD|High: $7,230 USD|Avg: $4,508 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 5$3,637 USD
Retailer 9$3,701 USD
Retailer 16$3,876 USD
Retailer 14$3,935 USD
Retailer 7$3,986 USD
Retailer 3$4,099 USD
Retailer 6$4,134 USD
Retailer 10$4,137 USD
Retailer 2$4,154 USD
Retailer 15$4,281 USD
Retailer 8$4,599 USD
Retailer 11$4,678 USD
Retailer 4$4,724 USD
Retailer 12$5,034 USD
Retailer 13$6,923 USD
NZ Jewellers$6,944 USD

31 data points across 16 retailers

22 retailers$3,637 USD to $6,987 USD

A
Cheapest Retailer
-
$3,637 USD
A
Retailer 2
-
$3,701 USD
View
Final sale: no returns
A
Retailer 3
-
$3,876 USD
View
A
Retailer 4
-
$3,935 USD
View
Retailer 5
-
$3,986 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$4,099 USD
View
Retailer 7
-
$4,134 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$4,137 USD
£3,258 GBP
View
A
Retailer 9
-
$4,154 USD
£3,271 GBP
View
A
Retailer 10
-
$4,281 USD
View
Retailer 11
-
$4,283 USD
View
Price last confirmed 29 days ago
Retailer 12
-
$4,283 USD
View
Price last confirmed 31 days ago
Retailer 13
-
$4,599 USD
View
Price last confirmed 10 days ago
B+
Retailer 14
-
$4,678 USD
€4,455 EUR
View
B+
Retailer 15
-
$4,724 USD
£3,720 GBP
View
B+
Retailer 16
-
$4,770 USD
View
Retailer 17
-
$4,942 USD
View
Price last confirmed 31 days ago
B+
Retailer 18
-
$5,034 USD
ZAR 81,319 ZAR
View
B
Retailer 19
-
$6,923 USD
£5,451 GBP
View
Retailer 20
-
$6,944 USD
View
Price last confirmed 10 days ago
B
Retailer 21
-
$6,987 USD
View
Most Expensive
NZ Jewellers
378d14ef-95a0-4c91-b5f4-1f59cae4dd14 · Sep 26
$7,462 USD
View
Price last confirmed 34 days ago
21 more retailers have this diamond
Prices start from $3,637 USDSave up to $3,350 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.

A
1.51ct Round
$3,637 USD