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Marquise|Natural|GIA

0.30ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 2554550321

Certificate GIA 2554550321

Diamond specifications and retailer prices

From $215 CAD
₹14,628 INR
As of October 31, 2026
Save $502 CAD (70%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $717 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.3ct natural marquise diamond

This 0.3ct natural marquise sits in the sub-half-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554550321. Listed at 9 retailers as of October 29, 2026, with prices from $215 to $717, a $502 spread on the same certified stone. MOH London lists it at $717. 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

0.30
Carat
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2554550321
Dimensions6.51 × 3.54 × 2.22 mm
L/W Ratio1.84
Girdle conditionThick to Very Thick
Key to symbols
Crystal
Top View
6.51 mm3.54 mm0.30 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2554550321
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 62.8%

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: $717 CAD|Low: $214 CAD|High: $832 CAD|Avg: $464 CAD|-13.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 2$215 CAD
Retailer 5$268 CAD
Retailer 6$332 CAD
Retailer 4$374 CAD
Retailer 3$670 CAD
MOH London$717 CAD

45 data points across 6 retailers

9 retailers$215 CAD to $717 CAD

A
Cheapest Retailer
-
$215 CAD
₹14,628 INR
A
Retailer 2
-
$268 CAD
HK$1,500 HKD
View
A
Retailer 3
-
$332 CAD
SGD 321 SGD
View
Retailer 4
-
$356 CAD
$255 USD
View
Price last confirmed 25 days ago
Retailer 5
-
$373 CAD
$267 USD
View
Price last confirmed 31 days ago
B+
Retailer 6
-
$374 CAD
$268 USD
View
B
Retailer 7
-
$670 CAD
£378 GBP
View
Most Expensive
B
MOH London
17AE8BCF9 · Oct 29
$717 CAD
£404 GBP
View
7 more retailers have this diamond
Prices start from $215 CADSave up to $502 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
0.30ct Marquise
$215 CAD