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Marquise|Natural|GIA

0.51ct E SI1 Marquise Natural Diamond

ID • E/SI1 • GIA 2544730685

Certificate GIA 2544730685

Diamond specifications and retailer prices

From $737 SGD
As of November 6, 2026
Save $2,313 SGD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,050 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural marquise diamond

This 0.51ct natural marquise sits in the half to three-quarter carat band, graded E 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 2544730685. Listed at 13 retailers as of November 5, 2026, with prices from $737 to $3,050, a $2,313 spread on the same certified stone. NZ Jewellers lists it at $3,050. 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

0.51
Carat
E
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2544730685
Dimensions8.39 × 4.15 × 2.57 mm
L/W Ratio2.02
Top View
8.39 mm4.15 mm0.51 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2544730685
Side View
Table 59.0%CrownGirdle: UND-UNDPavilionCulet: NoneDepth 61.9%

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 6
Current: $3,050 SGD|Low: $737 SGD|High: $3,050 SGD|Avg: $1,242 SGD
NZ Jewellers
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 6, 2026
Retailer 2$737 SGD
Retailer 5$885 SGD
Retailer 11$897 SGD
Retailer 12$973 SGD
Retailer 7$998 SGD
Retailer 3$1,007 SGD
Retailer 10$1,010 SGD
Retailer 13$1,105 SGD
Retailer 4$1,123 SGD
Retailer 6$1,161 SGD
Retailer 9$1,374 SGD
Retailer 8$1,779 SGD
NZ Jewellers$3,050 SGD

33 data points across 13 retailers

13 retailers$737 SGD to $3,050 SGD

A
Cheapest Retailer
-
$737 SGD
A
Retailer 2
-
$885 SGD
View
A
Retailer 3
-
$897 SGD
View
Final sale: no returns
A
Retailer 4
-
$973 SGD
View
A
Retailer 5
-
$998 SGD
View
A
Retailer 6
-
$1,007 SGD
View
A
Retailer 7
-
$1,010 SGD
View
B+
Retailer 8
-
$1,105 SGD
View
B+
Retailer 9
-
$1,123 SGD
View
B+
Retailer 10
-
$1,161 SGD
View
B+
Retailer 11
-
$1,374 SGD
View
B
Retailer 12
-
$1,779 SGD
View
Most Expensive
B
NZ Jewellers
891262ae-d934-4997-a518-e966a78ffeb0 · Nov 5
$3,050 SGD
$2,388 USD
View
12 more retailers have this diamond
Prices start from $737 SGDSave up to $2,313 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
0.51ct Marquise
$737 SGD