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Marquise|Natural|GIA

1.02ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 1553991713

Certificate GIA 1553991713

Diamond specifications and retailer prices

From $3,347 AUD
As of November 6, 2026
Save $10,943 AUD (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $14,290 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-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 1553991713. Listed at 14 retailers as of November 2, 2026, with prices from $3,347 to $14,290, a $10,943 spread on the same certified stone. MOH London lists it at $14,290. 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

1.02
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1553991713
Dimensions10.09 × 5.31 × 3.39 mm
L/W Ratio1.90
Culet sizeNone
Top View
10.09 mm5.31 mm1.02 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1553991713
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.8%

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: $14,290 AUD|Low: $3,347 AUD|High: $14,290 AUD|Avg: $6,190 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$3,347 AUD
Retailer 4$4,915 AUD
Retailer 5$5,210 AUD
Retailer 7$8,952 AUD
Retailer 11$8,992 AUD
Retailer 8$9,460 AUD
Retailer 10$9,700 AUD
Retailer 9$9,927 AUD
Retailer 3$11,191 AUD
Retailer 6$11,834 AUD
MOH London$14,290 AUD

41 data points across 11 retailers

14 retailers$3,347 AUD to $14,290 AUD

A
Cheapest Retailer
-
$3,347 AUD
A
Retailer 2
-
$3,764 AUD
View
B+
Retailer 3
-
$4,818 AUD
View
B+
Retailer 4
-
$4,843 AUD
View
A
Retailer 5
-
$4,915 AUD
View
B+
Retailer 6
-
$5,210 AUD
View
B
Retailer 7
-
$8,952 AUD
View
Final sale: no returns
B
Retailer 8
-
$8,992 AUD
View
B
Retailer 9
-
$9,460 AUD
View
B
Retailer 10
-
$9,700 AUD
View
B
Retailer 11
-
$9,927 AUD
View
B
Retailer 12
-
$11,191 AUD
View
B
Retailer 13
-
$11,834 AUD
View
Most Expensive
B
MOH London
593928FA8 · Nov 2
$14,290 AUD
£7,877 GBP
View
13 more retailers have this diamond
Prices start from $3,347 AUDSave up to $10,943 AUD

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
1.02ct Marquise
$3,347 AUD