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Marquise|Natural|GIA

3.00ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 6551879449

Certificate GIA 6551879449

Diamond specifications and retailer prices

From $56,243 SGD
A$67,684 AUD
As of November 1, 2026
Save $35,139 SGD (38%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $91,383 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 3ct natural marquise diamond

This 3ct natural marquise sits in the three to five 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 6551879449. Listed at 7 retailers as of November 1, 2026, with prices from $56,243 to $91,383, a $35,139 spread on the same certified stone. MOH London lists it at $91,383. 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

3.00
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551879449
Dimensions14.24 × 7.54 × 4.47 mm
L/W Ratio1.89
Key to symbols
Crystal, Feather, Cavity, Indented Natural, Natural
Top View
14.24 mm7.54 mm3.00 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551879449
Side View
Table 62.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 59.2%

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: $91,383 SGD|Low: $56,243 SGD|High: $101,303 SGD|Avg: $70,892 SGD|-8.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 6$56,243 SGD
Retailer 5$59,205 SGD
Retailer 4$60,950 SGD
Retailer 7$63,164 SGD
Retailer 3$63,703 SGD
Retailer 2$70,997 SGD
MOH London$91,383 SGD

30 data points across 7 retailers

7 retailers$56,243 SGD to $91,383 SGD

A
Cheapest Retailer
-
$56,243 SGD
A$67,684 AUD
B+
Retailer 2
-
$59,205 SGD
$46,312 USD
View
Final sale: no returns
A
Retailer 3
-
$60,950 SGD
$47,677 USD
View
B+
Retailer 4
-
$63,164 SGD
$49,409 USD
View
B+
Retailer 5
-
$63,703 SGD
$49,830 USD
View
B+
Retailer 6
-
$70,997 SGD
€52,891 EUR
View
Most Expensive
B
MOH London
DF2D051CD · Nov 1
$91,383 SGD
£56,285 GBP
View
6 more retailers have this diamond
Prices start from $56,243 SGDSave up to $35,139 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
3.00ct Marquise
$56,243 SGD