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Marquise|Natural|GIA

1.30ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 1569386286

Certificate GIA 1569386286

Diamond specifications and retailer prices

From $4,918 AUD
As of November 6, 2026
Save $5,470 AUD (53%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $10,388 AUD at MOH London · As of November 7, 2026
View at MOH London

About this 1.3ct natural marquise diamond

This 1.3ct natural marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1569386286. Listed at 12 retailers as of November 6, 2026, with prices from $4,918 to $10,388, a $5,470 spread on the same certified stone. MOH London lists it at $10,388. 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

1.30
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1569386286
Dimensions10.67 × 5.62 × 3.57 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Cavity, Indented Natural, Natural
Top View
10.67 mm5.62 mm1.30 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1569386286
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.4%

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: $10,388 AUD|Low: $4,918 AUD|High: $10,700 AUD|Avg: $6,865 AUD|-2.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 3$4,918 AUD
Retailer 6$5,848 AUD
Retailer 11$6,052 AUD
Retailer 4$6,207 AUD
Retailer 7$6,557 AUD
Retailer 9$6,557 AUD
Retailer 2$6,642 AUD
Retailer 8$6,773 AUD
Retailer 10$7,567 AUD
Retailer 5$8,000 AUD
MOH London$10,388 AUD

27 data points across 11 retailers

12 retailers$4,918 AUD to $10,388 AUD

A
Cheapest Retailer
-
$4,918 AUD
B+
Retailer 2
-
$5,848 AUD
View
B+
Retailer 3
-
$6,052 AUD
View
Final sale: no returns
B+
Retailer 4
-
$6,207 AUD
View
B+
Retailer 5
-
$6,557 AUD
View
B+
Retailer 6
-
$6,557 AUD
View
Retailer 7
-
$6,638 AUD
View
Price last confirmed 22 days ago
B+
Retailer 8
-
$6,642 AUD
View
B
Retailer 9
-
$6,773 AUD
View
B
Retailer 10
-
$7,567 AUD
View
B
Retailer 11
-
$8,000 AUD
View
Most Expensive
B
MOH London
F673DF999 · Nov 7
$10,388 AUD
£5,620 GBP
View
11 more retailers have this diamond
Prices start from $4,918 AUDSave up to $5,470 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
1.30ct Marquise
$4,918 AUD