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Round|Natural|GIA

1.51ct H VS1 Round Natural Diamond

EX • H/VS1 • GIA 6475084761

Certificate GIA 6475084761

Diamond specifications and retailer prices

From $14,321 AUD
As of November 4, 2026
Save $12,059 AUD (46%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $33,777 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6475084761. Listed at 18 retailers as of November 4, 2026, with a 84% 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
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6475084761
Dimensions7.37 × 7.33 × 4.53 mm
L/W Ratio1.01
Top View
7.37 mm7.33 mm1.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6475084761
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $23,093 AUD|Low: $14,321 AUD|High: $25,017 AUD|Avg: $18,250 AUD|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5$14,321 AUD
Retailer 10$14,686 AUD
Retailer 9$15,621 AUD
Retailer 8$15,828 AUD
Retailer 3$16,725 AUD
Retailer 7$17,208 AUD
Retailer 2$17,411 AUD
Retailer 4$19,815 AUD
Retailer 1$23,093 AUD
Retailer 6$24,720 AUD

44 data points across 10 retailers

18 retailers$14,321 AUD to $26,380 AUD

B+
Cheapest Retailer
-
$14,321 AUD
B+
Retailer 2
-
$14,686 AUD
View
B+
Retailer 3
-
$15,621 AUD
View
Retailer 4
-
$15,828 AUD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$15,828 AUD
View
Final sale: no returns
B+
Retailer 6
-
$16,725 AUD
View
B
Retailer 7
-
$17,148 AUD
View
Retailer 8
-
$17,208 AUD
View
Price last confirmed 14 days ago
B
Retailer 9
-
$17,411 AUD
View
B
Retailer 10
-
$18,845 AUD
View
B
Retailer 11
-
$18,962 AUD
View
B
Retailer 12
-
$19,786 AUD
View
B
Retailer 13
-
$19,815 AUD
View
Retailer 14
-
$20,820 AUD
View
Price last confirmed 14 days ago
B
Retailer 15
-
$23,093 AUD
View
B
Retailer 16
-
$24,720 AUD
View
B
Retailer 17
-
$26,380 AUD
View
Most Expensive
Diamond Quarter
1.51VS1H646115DBN · Nov 5
$33,777 AUD
£18,618 GBP
View
Price under review
17 more retailers have this diamond
Prices start from $14,321 AUDSave up to $12,059 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
$14,321 AUD