Marquise|Natural|GIA

1.50ct I VS1 Marquise Natural Diamond

EX • I/VS1 • GIA 6542959594

Certificate GIA 6542959594

Diamond specifications and retailer prices

From $9,842 USD
As of November 6, 2026
Save $8,314 USD (46%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $18,156 USD at NZ Jewellers · As of November 5, 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542959594. Listed at 20 retailers as of November 5, 2026, with prices from $9,842 to $18,156, a $8,314 spread on the same certified stone. NZ Jewellers lists it at $18,156. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Color
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542959594
Dimensions12.15 × 5.74 × 3.63 mm
L/W Ratio2.12
Top View
12.15 mm5.74 mm1.50 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542959594
Side View
Table 60.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 63.2%

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: $18,156 USD|Low: $9,292 USD|High: $18,156 USD|Avg: $12,358 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
Retailer 19
Retailer 20
Retailer 21
November 6, 2026
Retailer 12$9,292 USD
Retailer 14$9,584 USD
Retailer 8$9,842 USD
Retailer 18$10,522 USD
Retailer 9$10,621 USD
Retailer 5$10,894 USD
Retailer 2$11,404 USD
Retailer 20$11,404 USD
Retailer 15$11,777 USD
Retailer 19$11,842 USD
Retailer 4$12,188 USD
Retailer 21$12,719 USD
Retailer 3$12,830 USD
Retailer 6$12,830 USD
Retailer 10$13,075 USD
Retailer 11$13,099 USD
Retailer 13$13,185 USD
Retailer 7$13,260 USD
Retailer 17$13,412 USD
Retailer 16$16,968 USD
NZ Jewellers$18,156 USD

34 data points across 21 retailers

20 retailers$9,842 USD to $18,156 USD

Retailer 1
-
$9,292 USD
Price last confirmed 54 days ago
A
Retailer 2
-
$9,842 USD
View
A
Retailer 3
-
$10,522 USD
View
B+
Retailer 4
-
$10,621 USD
View
B+
Retailer 5
-
$10,894 USD
View
Final sale: no returns
B+
Retailer 6
-
$11,404 USD
View
B+
Retailer 7
-
$11,404 USD
View
B+
Retailer 8
-
$11,777 USD
View
B+
Retailer 9
-
$11,842 USD
View
B+
Retailer 10
-
$12,188 USD
View
B+
Retailer 11
-
$12,719 USD
View
B+
Retailer 12
-
$12,830 USD
View
B+
Retailer 13
-
$12,830 USD
View
B+
Retailer 14
-
$13,075 USD
View
B+
Retailer 15
-
$13,099 USD
View
B+
Retailer 16
-
$13,185 USD
View
B
Retailer 17
-
$13,260 USD
View
B
Retailer 18
-
$13,412 USD
View
B
Retailer 19
-
$16,968 USD
View
Most Expensive
B
NZ Jewellers
96cda095-7516-4ed2-86a5-5066e3b397ac · Nov 5
$18,156 USD
View
19 more retailers have this diamond
Prices start from $9,842 USDSave up to $8,314 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
$9,842 USD