Marquise|Natural|GIA

1.50ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 6542779839

Certificate GIA 6542779839

Diamond specifications and retailer prices

From $8,006 USD
As of November 4, 2026
Save $6,247 USD (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $14,253 USD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542779839. Listed at 12 retailers as of November 3, 2026, with prices from $8,006 to $14,253, a $6,247 spread on the same certified stone. NZ Jewellers lists it at $14,253. 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

1.50
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6542779839
Dimensions11.57 × 6.05 × 3.80 mm
L/W Ratio1.91
Top View
11.57 mm6.05 mm1.50 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6542779839
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.9%

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 4
Current: $14,253 USD|Low: $8,006 USD|High: $14,253 USD|Avg: $10,379 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 6$8,006 USD
Retailer 7$8,552 USD
Retailer 8$8,623 USD
Retailer 2$9,255 USD
Retailer 10$9,264 USD
Retailer 9$9,407 USD
Retailer 5$9,906 USD
Retailer 3$10,607 USD
Retailer 4$13,355 USD
NZ Jewellers$14,253 USD

41 data points across 10 retailers

12 retailers$8,006 USD to $14,253 USD

B+
Cheapest Retailer
-
$8,006 USD
Retailer 2
-
$8,552 USD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$8,623 USD
View
B
Retailer 4
-
$9,255 USD
View
B
Retailer 5
-
$9,264 USD
View
B
Retailer 6
-
$9,407 USD
View
B+
Retailer 7
-
$9,906 USD
View
B
Retailer 8
-
$10,607 USD
View
B
Retailer 9
-
$10,690 USD
View
Retailer 10
-
$11,258 USD
View
Price last confirmed 14 days ago
B
Retailer 11
-
$13,355 USD
View
Most Expensive
B
NZ Jewellers
5183cebd-654d-4983-a2f3-66736426ba3f · Nov 3
$14,253 USD
View
11 more retailers have this diamond
Prices start from $8,006 USDSave up to $6,247 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+
1.50ct Marquise
$8,006 USD