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Marquise|Natural|GIA

0.51ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 1548875593

Certificate GIA 1548875593

Diamond specifications and retailer prices

From $657 SGD
As of November 6, 2026
Save $1,980 SGD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,636 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1548875593. Listed at 17 retailers as of November 5, 2026, with prices from $657 to $2,636, a $1,980 spread on the same certified stone. NZ Jewellers lists it at $2,636. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1548875593
Dimensions9.03 × 3.97 × 2.55 mm
L/W Ratio2.27
Girdle conditionFaceted
Key to symbols
Crystal, Twinning Wisp, Feather
Top View
9.03 mm3.97 mm0.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1548875593
Side View
Table 58.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.2%

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 6
Current: $2,636 SGD|Low: $657 SGD|High: $2,636 SGD|Avg: $1,087 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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 2$657 SGD
Retailer 8$703 SGD
Retailer 4$775 SGD
Retailer 7$840 SGD
Retailer 16$840 SGD
Retailer 6$872 SGD
Retailer 17$872 SGD
Retailer 9$878 SGD
Retailer 15$969 SGD
Retailer 10$998 SGD
Retailer 3$1,014 SGD
Retailer 11$1,026 SGD
Retailer 14$1,052 SGD
Retailer 5$1,202 SGD
Retailer 13$1,227 SGD
Retailer 12$1,938 SGD
NZ Jewellers$2,636 SGD

26 data points across 17 retailers

17 retailers$657 SGD to $2,636 SGD

A
Cheapest Retailer
-
$657 SGD
A
Retailer 2
-
$703 SGD
View
A
Retailer 3
-
$775 SGD
View
Final sale: no returns
A
Retailer 4
-
$840 SGD
View
Retailer 5
-
$840 SGD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$872 SGD
View
A
Retailer 7
-
$872 SGD
View
A
Retailer 8
-
$878 SGD
View
A
Retailer 9
-
$969 SGD
View
A
Retailer 10
-
$998 SGD
View
B+
Retailer 11
-
$1,014 SGD
View
A
Retailer 12
-
$1,026 SGD
View
Retailer 13
-
$1,052 SGD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
$1,202 SGD
View
B+
Retailer 15
-
$1,227 SGD
View
B
Retailer 16
-
$1,938 SGD
View
Most Expensive
B
NZ Jewellers
67c3dd16-cd7b-49fa-a791-6fb67108466d · Nov 5
$2,636 SGD
$2,064 USD
View
16 more retailers have this diamond
Prices start from $657 SGDSave up to $1,980 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
$657 SGD