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Round|Natural|GIA

1.51ct J VS2 Round Natural Diamond

EX • J/VS2 • GIA 2136165463

Certificate GIA 2136165463

Diamond specifications and retailer prices

From $13,364 AUD
As of November 1, 2026
Save $5,434 AUD (29%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $25,064 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2136165463. Listed at 22 retailers as of November 1, 2026, with a 41% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2136165463
Dimensions7.45 × 7.39 × 4.48 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.45 mm7.39 mm1.51 ctJ / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2136165463
Side View
Table 59.0%CrownGirdle: MediumPavilionCulet: NoneDepth 60.3%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $21,940 AUD|Low: $12,532 AUD|High: $23,769 AUD|Avg: $17,722 AUD|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6$13,364 AUD
Retailer 7$15,038 AUD
Retailer 2$15,976 AUD
Retailer 5$16,336 AUD
Retailer 8$16,542 AUD
Retailer 3$17,989 AUD
Retailer 1$21,940 AUD
Retailer 4$23,422 AUD

45 data points across 8 retailers

22 retailers$13,364 AUD to $18,798 AUD

B
Cheapest Retailer
-
$13,364 AUD
B
Retailer 2
-
$13,695 AUD
View
B
Retailer 3
-
$13,954 AUD
View
B
Retailer 4
-
$14,372 AUD
View
B
Retailer 5
-
$14,856 AUD
View
B
Retailer 6
-
$15,038 AUD
View
Final sale: no returns
Retailer 7
-
$15,038 AUD
View
Price last confirmed 8 days ago
B
Retailer 8
-
$15,976 AUD
View
B
Retailer 9
-
$16,292 AUD
View
Retailer 10
-
$16,336 AUD
View
Price last confirmed 14 days ago
B
Retailer 11
-
$16,542 AUD
View
B
Retailer 12
-
$17,375 AUD
View
B
Retailer 13
-
$17,571 AUD
View
B
Retailer 14
-
$17,571 AUD
View
Retailer 15
-
$17,916 AUD
View
Price last confirmed 19 days ago
B
Retailer 16
-
$17,989 AUD
View
B
Retailer 17
-
$18,156 AUD
View
B
Retailer 18
-
$18,798 AUD
View
Retailer 19
-
$19,785 AUD
View
Price last confirmed 14 days ago
Retailer 20
-
$21,940 AUD
View
Price under review
Retailer 21
-
$23,422 AUD
View
Price under review
Most Expensive
NZ Jewellers
5a8cd2b7-1265-45ae-a028-1c7a74bf07e9 · Nov 5
$25,064 AUD
$17,546 USD
View
Price under review
21 more retailers have this diamond
Prices start from $13,364 AUDSave up to $5,434 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.

B
1.51ct Round
$13,364 AUD