Marquise|Natural|GIA

1.51ct D VS1 Marquise Natural Diamond

EX • D/VS1 • GIA 6545521829

Certificate GIA 6545521829

Diamond specifications and retailer prices

From $15,266 USD
As of November 1, 2026
Save $8,298 USD (35%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $23,564 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded D colour (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 6545521829. Listed at 17 retailers as of November 1, 2026, with prices from $15,266 to $23,564, a $8,298 spread on the same certified stone. MOH London lists it at $23,564. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.23°
Pavilion angle36.6°
OriginNatural
Grading LabGIA
CertificateGIA 6545521829
Dimensions10.44 × 5.86 × 3.77 mm
L/W Ratio1.78
Girdle conditionExtremely Thick
Key to symbols
Feather
Top View
10.44 mm5.86 mm1.51 ctD / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545521829
Side View
Table 61.0%Crown 44.23°GirdlePavilion 36.6°Culet: NDepth 64.3%

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: Nov 1
Current: $23,564 USD|Low: $14,426 USD|High: $23,848 USD|Avg: $17,402 USD|-1.2%
MOH London
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
November 4, 2026
Retailer 8$14,426 USD
Retailer 15$15,266 USD
Retailer 3$15,311 USD
Retailer 2$15,737 USD
Retailer 14$15,846 USD
Retailer 17$15,960 USD
Retailer 9$16,017 USD
Retailer 16$16,300 USD
Retailer 11$16,640 USD
Retailer 4$16,654 USD
Retailer 7$17,644 USD
Retailer 12$18,042 USD
Retailer 10$18,231 USD
Retailer 6$18,505 USD
Retailer 5$18,736 USD
Retailer 13$22,166 USD
MOH London$23,564 USD

26 data points across 17 retailers

17 retailers$15,266 USD to $23,564 USD

A
Cheapest Retailer
-
$15,266 USD
A
Retailer 2
-
$15,311 USD
View
A
Retailer 3
-
$15,737 USD
View
Retailer 4
-
$15,846 USD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
$15,960 USD
View
Final sale: no returns
B+
Retailer 6
-
$16,300 USD
View
B+
Retailer 7
-
$16,640 USD
View
B+
Retailer 8
-
$16,654 USD
View
B+
Retailer 9
-
$17,644 USD
View
B+
Retailer 10
-
$17,764 USD
View
B+
Retailer 11
-
$18,042 USD
View
B+
Retailer 12
-
$18,231 USD
View
B
Retailer 13
-
$18,505 USD
View
B
Retailer 14
-
$18,736 USD
View
B
Retailer 15
-
$21,374 USD
View
B
Retailer 16
-
$22,166 USD
View
Most Expensive
B
MOH London
A623DCA2D · Nov 2
$23,564 USD
£18,554 GBP
View
16 more retailers have this diamond
Prices start from $15,266 USDSave up to $8,298 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
1.51ct Marquise
$15,266 USD