Marquise|Natural|GIA

0.51ct H VS2 Marquise Natural Diamond

EX • H/VS2 • GIA 2568418923

Certificate GIA 2568418923

Diamond specifications and retailer prices

From $706 USD
As of October 31, 2026
Save $864 USD (55%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,570 USD at Flawless Fine Jewelry · As of November 2, 2026
View at Flawless Fine Jewelry

About this 0.51ct natural marquise diamond

This 0.51ct natural marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2568418923. Listed at 14 retailers as of October 31, 2026, with prices from $706 to $1,570, a $864 spread on the same certified stone. Flawless Fine Jewelry lists it at $1,570. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
H
Color
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.55°
Pavilion angle38.6°
OriginNatural
Grading LabGIA
CertificateGIA 2568418923
Dimensions7.90 × 4.17 × 2.53 mm
L/W Ratio1.89
Culet sizeNone
Top View
7.90 mm4.17 mm0.51 ctH / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2568418923
Side View
Table 60.0%Crown 39.55°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 60.7%

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 31
Current: $1,570 USD|Low: $706 USD|High: $1,570 USD|Avg: $953 USD
Flawless Fine Jewelry
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 11$706 USD
Retailer 9$747 USD
Retailer 13$770 USD
Retailer 8$770 USD
Retailer 10$786 USD
Retailer 3$800 USD
Retailer 2$854 USD
Retailer 6$887 USD
Retailer 7$1,033 USD
Retailer 12$1,076 USD
Retailer 4$1,144 USD
Retailer 5$1,186 USD
Flawless Fine Jewelry$1,570 USD

38 data points across 13 retailers

14 retailers$706 USD to $1,570 USD

A
Cheapest Retailer
-
$706 USD
A
Retailer 2
-
$747 USD
SGD 1,010 SGD
View
A
Retailer 3
-
$770 USD
SGD 1,040 SGD
View
A
Retailer 4
-
$770 USD
View
A
Retailer 5
-
$786 USD
View
A
Retailer 6
-
$800 USD
View
B+
Retailer 7
-
$854 USD
£672 GBP
View
B+
Retailer 8
-
$887 USD
View
B+
Retailer 9
-
$1,033 USD
€984 EUR
View
B+
Retailer 10
-
$1,046 USD
£823 GBP
View
B
Retailer 11
-
$1,076 USD
View
B+
Retailer 12
-
$1,144 USD
View
B
Retailer 13
-
$1,186 USD
View
Most Expensive
B
Flawless Fine Jewelry
AAB1F7447 · Nov 2
$1,570 USD
£1,236 GBP
View
13 more retailers have this diamond
Prices start from $706 USDSave up to $864 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
0.51ct Marquise
$706 USD