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Marquise|Natural|IGI

1.51ct I VS2 Marquise Natural Diamond

VG • I/VS2 • IGI 773616809

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 773616809

Diamond specifications and retailer prices

From $6,877 AUD
As of November 4, 2026
Save $5,611 AUD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $12,488 AUD at Flawless Fine Jewelry · As of November 3, 2026
View at Flawless Fine Jewelry

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 773616809. Listed at 15 retailers as of November 3, 2026, with prices from $6,877 to $12,488, a $5,611 spread on the same certified stone. Flawless Fine Jewelry lists it at $12,488. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
I
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle39.9°
OriginNatural
Grading LabIGI
CertificateIGI 773616809
Dimensions11.74 × 5.88 × 3.70 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Top View
11.74 mm5.88 mm1.51 ctI / VS2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 773616809
Side View
Table 58.0%Crown 37.5°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 62.9%

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 4
Current: $12,488 AUD|Low: $6,877 AUD|High: $19,315 AUD|Avg: $12,133 AUD
Flawless Fine Jewelry
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
Retailer 20
November 4, 2026
Retailer 2$6,877 AUD
Retailer 7$9,983 AUD
Retailer 10$9,983 AUD
Retailer 20$10,646 AUD
Retailer 4$10,659 AUD
Retailer 6$10,659 AUD
Retailer 15$10,881 AUD
Retailer 14$11,036 AUD
Retailer 9$11,549 AUD
Retailer 8$11,697 AUD
Retailer 19$11,726 AUD
Retailer 5$11,789 AUD
Retailer 11$11,854 AUD
Retailer 13$12,118 AUD
Flawless Fine Jewelry$12,488 AUD
Retailer 3$13,324 AUD
Retailer 18$13,623 AUD
Retailer 17$14,186 AUD
Retailer 16$16,092 AUD
Retailer 12$19,315 AUD

27 data points across 20 retailers

15 retailers$6,877 AUD to $12,488 AUD

A
Cheapest Retailer
-
$6,877 AUD
A
Retailer 2
-
$9,983 AUD
View
A
Retailer 3
-
$9,983 AUD
View
A
Retailer 4
-
$10,646 AUD
View
Retailer 5
-
$10,659 AUD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$10,659 AUD
View
Final sale: no returns
A
Retailer 7
-
$10,881 AUD
View
A
Retailer 8
-
$11,036 AUD
View
B+
Retailer 9
-
$11,549 AUD
View
B+
Retailer 10
-
$11,697 AUD
View
B+
Retailer 11
-
$11,726 AUD
View
B+
Retailer 12
-
$11,789 AUD
View
B+
Retailer 13
-
$11,854 AUD
View
A
Retailer 14
-
$12,118 AUD
View
Most Expensive
B+
Flawless Fine Jewelry
06142D327 · Nov 3
$12,488 AUD
£6,756 GBP
View
14 more retailers have this diamond
Prices start from $6,877 AUDSave up to $5,611 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
$6,877 AUD