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Marquise|Natural|GIA

0.50ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 6545114668

Certificate GIA 6545114668

Diamond specifications and retailer prices

From $947 CAD
$678 USD
As of October 31, 2026
Save $1,294 CAD (58%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,241 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545114668. Listed at 23 retailers as of October 31, 2026, with prices from $947 to $2,241, a $1,294 spread on the same certified stone. MOH London lists it at $2,241. 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

0.50
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Pavilion angle40.5°
OriginNatural
Grading LabGIA
CertificateGIA 6545114668
Dimensions7.90 × 4.06 × 2.58 mm
L/W Ratio1.95
Top View
7.90 mm4.06 mm0.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6545114668
Side View
Table 58.0%CrownGirdle: THN-VTKPavilion 40.5°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,241 CAD|Low: $947 CAD|High: $3,834 CAD|Avg: $1,681 CAD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 10$947 CAD
Retailer 6$1,021 CAD
Retailer 9$1,107 CAD
Retailer 4$1,108 CAD
Retailer 12$1,151 CAD
Retailer 8$1,348 CAD
Retailer 5$1,417 CAD
Retailer 2$1,725 CAD
Retailer 11$1,839 CAD
Retailer 7$1,888 CAD
MOH London$2,241 CAD
Retailer 3$3,834 CAD

44 data points across 12 retailers

23 retailers$947 CAD to $2,241 CAD

B+
Cheapest Retailer
-
$947 CAD
$678 USD
Final sale: no returns
B+
Retailer 2
-
$1,087 CAD
$778 USD
View
B+
Retailer 3
-
$1,107 CAD
SGD 1,071 SGD
View
B+
Retailer 4
-
$1,108 CAD
$793 USD
View
B+
Retailer 5
-
$1,108 CAD
$793 USD
View
B+
Retailer 6
-
$1,113 CAD
$797 USD
View
B+
Retailer 7
-
$1,125 CAD
$805 USD
View
B
Retailer 8
-
$1,151 CAD
$824 USD
View
B
Retailer 9
-
$1,254 CAD
$898 USD
View
B
Retailer 10
-
$1,278 CAD
$915 USD
View
B
Retailer 11
-
$1,348 CAD
$965 USD
View
B
Retailer 12
-
$1,369 CAD
$980 USD
View
B
Retailer 13
-
$1,369 CAD
$980 USD
View
B
Retailer 14
-
$1,369 CAD
$980 USD
View
B
Retailer 15
-
$1,411 CAD
$1,010 USD
View
B
Retailer 16
-
$1,417 CAD
£799 GBP
View
B
Retailer 17
-
$1,502 CAD
$1,075 USD
View
B
Retailer 18
-
$1,725 CAD
€1,176 EUR
View
Retailer 19
-
$1,839 CAD
A$2,025 AUD
View
Price last confirmed 29 days ago
B
Retailer 20
-
$1,888 CAD
ZAR 21,832 ZAR
View
B
Retailer 21
-
$1,971 CAD
View
Most Expensive
B
MOH London
7ED55971B · Nov 1
$2,241 CAD
£1,263 GBP
View
21 more retailers have this diamond
Prices start from $947 CADSave up to $1,294 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.

B+
0.50ct Marquise
$947 CAD