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Round|Natural|GIA

1.51ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 6137723181

Certificate GIA 6137723181

Diamond specifications and retailer prices

From $14,300 AUD
$10,045 USD
As of October 25, 2026
Save $5,852 AUD (29%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $26,870 AUD at NZ Jewellers · As of October 30, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6137723181. Listed at 26 retailers as of October 25, 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6137723181
Dimensions7.33 × 7.29 × 4.54 mm
L/W Ratio1.01
Top View
7.33 mm7.29 mm1.51 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6137723181
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 62.1%

Caratlytics Score

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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: Oct 25
Current: $26,870 AUD|Low: $14,208 AUD|High: $26,870 AUD|Avg: $18,860 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
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 6$14,300 AUD
Retailer 7$14,697 AUD
Retailer 17$14,958 AUD
Retailer 20$15,298 AUD
Retailer 8$15,395 AUD
Retailer 4$15,902 AUD
Retailer 12$16,121 AUD
Retailer 10$16,122 AUD
Retailer 2$17,311 AUD
Retailer 3$17,465 AUD
Retailer 11$17,533 AUD
Retailer 5$17,734 AUD
Retailer 19$18,649 AUD
Retailer 9$18,763 AUD
Retailer 21$18,763 AUD
Retailer 14$19,144 AUD
Retailer 22$19,389 AUD
Retailer 13$19,498 AUD
Retailer 15$20,152 AUD
Retailer 18$23,559 AUD
Retailer 16$25,313 AUD
NZ Jewellers$26,870 AUD

39 data points across 22 retailers

26 retailers$14,300 AUD to $20,152 AUD

B
Cheapest Retailer
-
$14,300 AUD
$10,045 USD
B
Retailer 2
-
$14,697 AUD
$10,324 USD
View
B
Retailer 3
-
$14,958 AUD
$10,507 USD
View
B
Retailer 4
-
$15,298 AUD
CA$14,925 CAD
View
B
Retailer 5
-
$15,395 AUD
$10,814 USD
View
B
Retailer 6
-
$15,902 AUD
$11,170 USD
View
B
Retailer 7
-
$16,121 AUD
$11,324 USD
View
Final sale: no returns
B
Retailer 8
-
$16,122 AUD
$11,325 USD
View
B
Retailer 9
-
$17,311 AUD
£9,575 GBP
View
Retailer 10
-
$17,341 AUD
$12,181 USD
View
Price last confirmed 54 days ago
B
Retailer 11
-
$17,465 AUD
$12,268 USD
View
Retailer 12
-
$17,533 AUD
View
Price last confirmed 7 days ago
B
Retailer 13
-
$17,734 AUD
$12,457 USD
View
B
Retailer 14
-
$18,649 AUD
$13,100 USD
View
B
Retailer 15
-
$18,763 AUD
$13,180 USD
View
B
Retailer 16
-
$18,763 AUD
$13,180 USD
View
B
Retailer 17
-
$19,144 AUD
$13,447 USD
View
B
Retailer 18
-
$19,389 AUD
$13,620 USD
View
B
Retailer 19
-
$19,498 AUD
€13,044 EUR
View
Retailer 20
-
$20,009 AUD
$14,055 USD
View
Price last confirmed 54 days ago
B
Retailer 21
-
$20,152 AUD
$14,156 USD
View
Retailer 22
-
$21,055 AUD
$14,790 USD
View
Price last confirmed 8 days ago
Retailer 23
-
$23,559 AUD
ZAR 267,352 ZAR
View
Price under review
Retailer 24
-
$25,313 AUD
£14,001 GBP
View
Price under review
Retailer 25
-
$26,680 AUD
$18,741 USD
View
Price under review
Most Expensive
NZ Jewellers
0b1128d1-f553-4e66-a8bd-61c9ddfc87db · Oct 30
$26,870 AUD
$18,875 USD
View
Price under review
25 more retailers have this diamond
Prices start from $14,300 AUDSave up to $5,852 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
$14,300 AUD