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Marquise|Natural|GIA

1.51ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 7561491268

Certificate GIA 7561491268

Diamond specifications and retailer prices

From $11,073 AUD
$7,760 USD
As of November 1, 2026
Save $11,472 AUD (51%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $22,545 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7561491268. Listed at 18 retailers as of October 30, 2026, with prices from $11,073 to $22,545, a $11,472 spread on the same certified stone. NZ Jewellers lists it at $22,545. 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

1.51
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7561491268
Dimensions12.94 × 5.56 × 3.60 mm
L/W Ratio2.33
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Crystal, Needle, Indented Natural, Natural
Top View
12.94 mm5.56 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7561491268
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.9%

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: $22,545 AUD|Low: $10,759 AUD|High: $22,545 AUD|Avg: $14,179 AUD
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
Retailer 18
Retailer 19
November 2, 2026
Retailer 5$11,073 AUD
Retailer 8$11,405 AUD
Retailer 6$11,509 AUD
Retailer 7$11,651 AUD
Retailer 10$12,441 AUD
Retailer 15$12,443 AUD
Retailer 13$12,477 AUD
Retailer 2$13,058 AUD
Retailer 19$13,480 AUD
Retailer 3$13,687 AUD
Retailer 4$13,780 AUD
Retailer 18$13,837 AUD
Retailer 17$14,199 AUD
Retailer 11$14,690 AUD
Retailer 12$14,725 AUD
Retailer 16$15,553 AUD
Retailer 9$15,900 AUD
Retailer 14$18,785 AUD
NZ Jewellers$22,545 AUD

16 data points across 19 retailers

18 retailers$11,073 AUD to $22,545 AUD

A
Cheapest Retailer
-
$11,073 AUD
$7,760 USD
A
Retailer 2
-
$11,405 AUD
$7,993 USD
View
A
Retailer 3
-
$11,509 AUD
$8,066 USD
View
B+
Retailer 4
-
$11,651 AUD
$8,165 USD
View
B+
Retailer 5
-
$12,441 AUD
$8,719 USD
View
Final sale: no returns
B+
Retailer 6
-
$12,443 AUD
$8,720 USD
View
B+
Retailer 7
-
$12,477 AUD
£6,885 GBP
View
B+
Retailer 8
-
$13,058 AUD
£7,206 GBP
View
B+
Retailer 9
-
$13,480 AUD
$9,447 USD
View
B+
Retailer 10
-
$13,687 AUD
$9,592 USD
View
B+
Retailer 11
-
$13,780 AUD
$9,657 USD
View
B+
Retailer 12
-
$13,837 AUD
$9,697 USD
View
B+
Retailer 13
-
$14,199 AUD
$9,951 USD
View
Retailer 14
-
$14,690 AUD
SGD 13,912 SGD
View
Price last confirmed 26 days ago
B+
Retailer 15
-
$14,725 AUD
€9,828 EUR
View
B+
Retailer 16
-
$15,553 AUD
$10,900 USD
View
B
Retailer 17
-
$18,785 AUD
£10,366 GBP
View
Most Expensive
B
NZ Jewellers
201e8ad2-8bb3-4066-931a-882dd3cf0a3c · Oct 30
$22,545 AUD
$15,800 USD
View
17 more retailers have this diamond
Prices start from $11,073 AUDSave up to $11,472 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
1.51ct Marquise
$11,073 AUD