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Marquise|Natural|GIA

1.50ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 2544187007

Certificate GIA 2544187007

Diamond specifications and retailer prices

From $9,251 USD
As of October 28, 2026
Save $7,366 USD (44%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $16,617 USD at NZ Jewellers · As of October 27, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2544187007. Listed at 18 retailers as of October 27, 2026, with prices from $9,251 to $16,617, a $7,366 spread on the same certified stone. NZ Jewellers lists it at $16,617. 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
E
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.82°
Pavilion angle41.19°
OriginNatural
Grading LabGIA
CertificateGIA 2544187007
Dimensions11.30 × 5.87 × 3.78 mm
L/W Ratio1.93
Top View
11.30 mm5.87 mm1.50 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2544187007
Side View
Table 61.0%Crown 39.82°Girdle: STK-THKPavilion 41.19°Culet: NoneDepth 64.5%

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 28
Current: $10,920 USD|Low: $9,139 USD|High: $15,758 USD|Avg: $11,821 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
October 29, 2026
Retailer 2$9,251 USD
Retailer 7$9,970 USD
Retailer 8$9,970 USD
Retailer 1$10,920 USD
Retailer 11$11,111 USD
Retailer 3$11,690 USD
Retailer 6$12,135 USD
Retailer 5$12,542 USD
Retailer 9$13,119 USD
Retailer 10$14,213 USD
Retailer 4$15,654 USD

40 data points across 11 retailers

18 retailers$9,251 USD to $16,617 USD

A
Cheapest Retailer
-
$9,251 USD
A
Retailer 2
-
$9,353 USD
A$14,389 AUD
View
B+
Retailer 3
-
$9,970 USD
View
B+
Retailer 4
-
$9,970 USD
View
Final sale: no returns
B+
Retailer 5
-
$10,053 USD
View
B+
Retailer 6
-
$10,801 USD
View
B+
Retailer 7
-
$10,920 USD
£8,598 GBP
View
B+
Retailer 8
-
$10,967 USD
View
B+
Retailer 9
-
$11,111 USD
View
B+
Retailer 10
-
$11,690 USD
View
B+
Retailer 11
-
$11,690 USD
View
B+
Retailer 12
-
$12,080 USD
View
B+
Retailer 13
-
$12,135 USD
View
B
Retailer 14
-
$12,463 USD
View
B+
Retailer 15
-
$12,542 USD
€11,945 EUR
View
B+
Retailer 16
-
$13,119 USD
View
B
Retailer 17
-
$15,654 USD
£12,326 GBP
View
Most Expensive
B
NZ Jewellers
eddf0df7-2478-4eae-9c55-a9d4d0e9650c · Oct 27
$16,617 USD
View
17 more retailers have this diamond
Prices start from $9,251 USDSave up to $7,366 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 Marquise
$9,251 USD