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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 $79,361 NZD
As of November 6, 2026
Save $49,242 NZD (38%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $128,603 NZD at MOH London · As of November 4, 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 4, 2026, with prices from $79,361 to $128,603, a $49,242 spread on the same certified stone. MOH London lists it at $128,603. 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 6
Current: $128,603 NZD|Low: $79,361 NZD|High: $142,944 NZD|Avg: $99,317 NZD|-8.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 6$79,361 NZD
Retailer 5$83,542 NZD
Retailer 4$86,005 NZD
Retailer 7$89,127 NZD
Retailer 3$89,888 NZD
Retailer 2$100,147 NZD
MOH London$128,603 NZD

30 data points across 7 retailers

7 retailers$79,361 NZD to $128,603 NZD

A
Cheapest Retailer
-
$79,361 NZD
A
Retailer 2
-
$83,542 NZD
View
Final sale: no returns
B+
Retailer 3
-
$86,005 NZD
View
B+
Retailer 4
-
$89,127 NZD
View
B+
Retailer 5
-
$89,888 NZD
View
B+
Retailer 6
-
$100,147 NZD
View
Most Expensive
B
MOH London
DF2D051CD · Nov 4
$128,603 NZD
£56,135 GBP
View
6 more retailers have this diamond
Prices start from $79,361 NZDSave up to $49,242 NZD

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
$79,361 NZD