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Marquise|Natural|GIA

0.50ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 7552270552

Certificate GIA 7552270552

Diamond specifications and retailer prices

From $658 SGD
₹49,001 INR
As of November 1, 2026
Save $1,451 SGD (69%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,109 SGD 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7552270552. Listed at 7 retailers as of November 1, 2026, with prices from $658 to $2,109, a $1,451 spread on the same certified stone. MOH London lists it at $2,109. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7552270552
Dimensions7.54 × 4.28 × 2.70 mm
L/W Ratio1.76
Key to symbols
Feather
Top View
7.54 mm4.28 mm0.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7552270552
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.2%

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: $2,109 SGD|Low: $657 SGD|High: $2,133 SGD|Avg: $1,261 SGD|+20.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3$658 SGD
Retailer 2$1,085 SGD
Retailer 6$1,232 SGD
Retailer 5$1,251 SGD
Retailer 4$1,373 SGD
MOH London$2,109 SGD

46 data points across 6 retailers

7 retailers$658 SGD to $2,109 SGD

A
Cheapest Retailer
-
$658 SGD
₹49,001 INR
A
Retailer 2
-
$842 SGD
A$1,013 AUD
View
B+
Retailer 3
-
$1,085 SGD
£668 GBP
View
Retailer 4
-
$1,232 SGD
£759 GBP
View
Price last confirmed 39 days ago
B+
Retailer 5
-
$1,251 SGD
$978 USD
View
Retailer 6
-
$1,373 SGD
A$1,652 AUD
View
Price last confirmed 29 days ago
Most Expensive
B
MOH London
F6155BE51 · Nov 1
$2,109 SGD
£1,299 GBP
View
6 more retailers have this diamond
Prices start from $658 SGDSave up to $1,451 SGD

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
0.50ct Marquise
$658 SGD