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Round|Natural|IGI

1.50ct J IF Round Natural Diamond

EX • J/IF • IGI 801638671

Shape and cutting style on the report: Round brilliant

Certificate IGI 801638671

Diamond specifications and retailer prices

From $4,869 USD
As of October 30, 2026
Save $4,468 USD (48%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,337 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 801638671. Listed at 18 retailers as of October 30, 2026, with prices from $4,869 to $9,337, a $4,468 spread on the same certified stone. NZ Jewellers lists it at $9,337. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
J
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 801638671
Dimensions7.31 × 7.38 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.31 mm7.38 mm1.50 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 801638671
Side View
Table 54.0%Crown 34.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.9%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $9,337 USD|Low: $4,723 USD|High: $9,337 USD|Avg: $6,157 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
Retailer 17
Retailer 18
October 30, 2026
Retailer 10$4,869 USD
Retailer 18$4,918 USD
Retailer 15$5,153 USD
Retailer 7$5,220 USD
Retailer 11$5,518 USD
Retailer 5$5,583 USD
Retailer 6$5,583 USD
Retailer 17$5,583 USD
Retailer 4$5,587 USD
Retailer 3$5,702 USD
Retailer 9$5,737 USD
Retailer 14$6,096 USD
Retailer 2$6,318 USD
Retailer 16$6,442 USD
Retailer 13$6,798 USD
Retailer 8$8,316 USD
Retailer 12$8,940 USD
NZ Jewellers$9,337 USD

33 data points across 18 retailers

18 retailers$4,869 USD to $9,337 USD

A
Cheapest Retailer
-
$4,869 USD
A
Retailer 2
-
$4,918 USD
View
A
Retailer 3
-
$5,153 USD
View
Final sale: no returns
A
Retailer 4
-
$5,220 USD
View
A
Retailer 5
-
$5,518 USD
£4,345 GBP
View
A
Retailer 6
-
$5,583 USD
View
A
Retailer 7
-
$5,583 USD
View
A
Retailer 8
-
$5,583 USD
View
Retailer 9
-
$5,587 USD
£4,399 GBP
View
Price last confirmed 30 days ago
A
Retailer 10
-
$5,702 USD
View
A
Retailer 11
-
$5,737 USD
View
B+
Retailer 12
-
$6,096 USD
£4,800 GBP
View
B+
Retailer 13
-
$6,318 USD
€6,017 EUR
View
B+
Retailer 14
-
$6,442 USD
View
B+
Retailer 15
-
$6,798 USD
ZAR 109,826 ZAR
View
B+
Retailer 16
-
$8,316 USD
View
B
Retailer 17
-
$8,940 USD
£7,039 GBP
View
Most Expensive
B
NZ Jewellers
d1f2f185-2f29-42dc-bd3e-7332a2f76f22 · Oct 30
$9,337 USD
View
17 more retailers have this diamond
Prices start from $4,869 USDSave up to $4,468 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
1.50ct Round
$4,869 USD