Marquise|Natural|IGI

1.52ct K SI1 Marquise Natural Diamond

EX • K/SI1 • IGI 788607910

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 788607910

Diamond specifications and retailer prices

From $3,024 USD
As of November 6, 2026
Save $2,759 USD (48%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,209 USD at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

About this 1.52ct natural marquise diamond

This 1.52ct natural marquise sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 788607910. Listed at 14 retailers as of November 2, 2026, with a 91% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.52
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 788607910
Dimensions12.28 × 5.95 × 3.68 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizePointed
Top View
12.28 mm5.95 mm1.52 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 788607910
Side View
Table 62.0%Crown 37.5°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.8%

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: Nov 6
Current: $3,024 USD|Low: $3,024 USD|High: $6,032 USD|Avg: $3,870 USD|-4.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1$3,024 USD
Retailer 9$3,283 USD
Retailer 10$3,310 USD
Retailer 7$3,335 USD
Retailer 3$3,550 USD
Retailer 2$3,564 USD
Retailer 5$3,568 USD
Retailer 4$3,965 USD
Retailer 6$4,221 USD
Retailer 8$5,783 USD

44 data points across 10 retailers

14 retailers$3,024 USD to $5,783 USD

A
Cheapest Retailer
-
$3,024 USD
A
Retailer 2
-
$3,283 USD
View
A
Retailer 3
-
$3,310 USD
View
B+
Retailer 4
-
$3,335 USD
View
A
Retailer 5
-
$3,550 USD
View
Retailer 6
-
$3,564 USD
View
Price last confirmed 36 days ago
Retailer 7
-
$3,564 USD
View
Price last confirmed 21 days ago
A
Retailer 8
-
$3,568 USD
View
Retailer 9
-
$3,701 USD
View
Price last confirmed 36 days ago
A
Retailer 10
-
$3,965 USD
View
Retailer 11
-
$4,112 USD
View
Price last confirmed 38 days ago
A
Retailer 12
-
$4,221 USD
View
B+
Retailer 13
-
$5,783 USD
View
Most Expensive
NZ Jewellers
3785a687-cc6c-43b0-b93f-a73c6f14708e · Sep 30
$6,209 USD
View
Price last confirmed 37 days ago
13 more retailers have this diamond
Prices start from $3,024 USDSave up to $2,759 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
1.52ct Marquise
$3,024 USD