Marquise|Natural|GIA

0.51ct D IF Marquise Natural Diamond

EX • D/IF • GIA 2566276361

Certificate GIA 2566276361

Diamond specifications and retailer prices

From $1,530 CAD
$1,096 USD
As of October 31, 2026
Save $1,493 CAD (49%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,023 CAD at Flawless Fine Jewelry · As of October 31, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566276361. Listed at 15 retailers as of October 31, 2026, with prices from $1,530 to $3,023, a $1,493 spread on the same certified stone. Flawless Fine Jewelry lists it at $3,023. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.51
Carat
D
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.57°
Pavilion angle38°
OriginNatural
Grading LabGIA
CertificateGIA 2566276361
Dimensions8.74 × 4.10 × 2.43 mm
L/W Ratio2.13
Culet sizeNone
Top View
8.74 mm4.10 mm0.51 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566276361
Side View
Table 59.0%Crown 37.57°Girdle: MED-THKPavilion 38°Culet: NoneDepth 59.3%

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: Oct 31
Current: $1,921 CAD|Low: $1,545 CAD|High: $2,224 CAD|Avg: $1,870 CAD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 5$1,545 CAD
Retailer 4$1,578 CAD
Retailer 2$1,741 CAD
Retailer 1$1,921 CAD
Retailer 3$2,210 CAD
Retailer 6$2,224 CAD

40 data points across 6 retailers

15 retailers$1,530 CAD to $3,023 CAD

A
Cheapest Retailer
-
$1,530 CAD
$1,096 USD
A
Retailer 2
-
$1,545 CAD
SGD 1,495 SGD
View
Retailer 3
-
$1,578 CAD
$1,130 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
$1,608 CAD
$1,151 USD
View
A
Retailer 5
-
$1,654 CAD
$1,184 USD
View
A
Retailer 6
-
$1,666 CAD
SGD 1,612 SGD
View
A
Retailer 7
-
$1,690 CAD
$1,210 USD
View
A
Retailer 8
-
$1,741 CAD
£981 GBP
View
A
Retailer 9
-
$1,921 CAD
$1,375 USD
View
B+
Retailer 10
-
$2,210 CAD
€1,507 EUR
View
B+
Retailer 11
-
$2,224 CAD
$1,592 USD
View
B+
Retailer 12
-
$2,268 CAD
£1,278 GBP
View
B+
Retailer 13
-
$2,333 CAD
$1,670 USD
View
B+
Retailer 14
-
$2,492 CAD
$1,784 USD
View
Most Expensive
B
Flawless Fine Jewelry
634A3A15D · Oct 31
$3,023 CAD
£1,704 GBP
View
14 more retailers have this diamond
Prices start from $1,530 CADSave up to $1,493 CAD

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
$1,530 CAD