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Marquise|Natural|GIA

1.51ct G VS2 Marquise Natural Diamond

EX • G/VS2 • GIA 5553489321

Certificate GIA 5553489321

Diamond specifications and retailer prices

From $16,580 AUD
As of November 6, 2026
Save $13,935 AUD (46%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $30,515 AUD at NZ Jewellers · As of November 3, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5553489321. Listed at 18 retailers as of November 3, 2026, with prices from $16,580 to $30,515, a $13,935 spread on the same certified stone. NZ Jewellers lists it at $30,515. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36.45°
Pavilion angle38.58°
OriginNatural
Grading LabGIA
CertificateGIA 5553489321
Dimensions11.34 × 6.04 × 3.68 mm
L/W Ratio1.88
Girdle conditionVery Thick
Key to symbols
Cloud, Feather, Crystal, Needle, Natural
Top View
11.34 mm6.04 mm1.51 ctG / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5553489321
Side View
Table 57.0%Crown 36.45°Girdle: ThickPavilion 38.58°Culet: NoneDepth 61.0%

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: $30,515 AUD|Low: $16,580 AUD|High: $30,515 AUD|Avg: $20,867 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 6, 2026
Retailer 17$16,580 AUD
Retailer 3$17,279 AUD
Retailer 6$17,823 AUD
Retailer 11$19,037 AUD
Retailer 2$19,210 AUD
Retailer 4$19,210 AUD
Retailer 13$19,540 AUD
Retailer 18$19,801 AUD
Retailer 10$21,020 AUD
Retailer 5$21,234 AUD
Retailer 16$21,234 AUD
Retailer 7$21,426 AUD
Retailer 9$21,704 AUD
Retailer 19$21,933 AUD
Retailer 8$21,979 AUD
Retailer 12$22,106 AUD
Retailer 15$22,272 AUD
Retailer 14$28,517 AUD
NZ Jewellers$30,515 AUD

31 data points across 19 retailers

18 retailers$16,580 AUD to $30,515 AUD

A
Cheapest Retailer
-
$16,580 AUD
A
Retailer 2
-
$17,279 AUD
View
A
Retailer 3
-
$17,823 AUD
View
A
Retailer 4
-
$19,210 AUD
View
A
Retailer 5
-
$19,210 AUD
View
A
Retailer 6
-
$19,540 AUD
View
A
Retailer 7
-
$19,801 AUD
View
B+
Retailer 8
-
$21,234 AUD
View
B+
Retailer 9
-
$21,234 AUD
View
Retailer 10
-
$21,304 AUD
View
Price last confirmed 62 days ago
B+
Retailer 11
-
$21,426 AUD
View
Retailer 12
-
$21,704 AUD
View
Price last confirmed 20 days ago
B+
Retailer 13
-
$21,933 AUD
View
B+
Retailer 14
-
$21,979 AUD
View
B+
Retailer 15
-
$22,106 AUD
View
B+
Retailer 16
-
$22,272 AUD
View
B
Retailer 17
-
$28,517 AUD
View
Most Expensive
B
NZ Jewellers
1041b8a8-0888-4fbe-a10c-dababc0d61db · Nov 3
$30,515 AUD
$20,967 USD
View
17 more retailers have this diamond
Prices start from $16,580 AUDSave up to $13,935 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
$16,580 AUD