CaratHunter
Plans
Round|Natural|GIA

1.51ct J SI2 Round Natural Diamond

VG • J/SI2 • GIA 2241040984

Certificate GIA 2241040984

Diamond specifications and retailer prices

From $4,507 AUD
$3,166 USD
As of October 27, 2026
Save $5,153 AUD (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $9,660 AUD at MOH London · As of October 26, 2026
View at MOH London

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 SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2241040984. Listed at 17 retailers as of October 26, 2026, with prices from $4,507 to $9,660, a $5,153 spread on the same certified stone. MOH London lists it at $9,660. 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
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2241040984
Dimensions7.15 × 7.10 × 4.62 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.15 mm7.10 mm1.51 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2241040984
Side View
Table 56.0%Crown 38.5°Girdle: MED-THKPavilion 40.2°Culet: NDepth 64.9%

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: Oct 27
Current: $9,660 AUD|Low: $3,875 AUD|High: $9,700 AUD|Avg: $5,548 AUD|-0.4%
MOH London
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 1, 2026
Retailer 10$3,875 AUD
Retailer 12$4,126 AUD
Retailer 7$4,434 AUD
Retailer 3$4,507 AUD
Retailer 15$4,548 AUD
Retailer 11$4,608 AUD
Retailer 5$4,640 AUD
Retailer 6$4,823 AUD
Retailer 4$5,228 AUD
Retailer 9$5,505 AUD
Retailer 8$5,654 AUD
Retailer 13$5,829 AUD
Retailer 16$5,908 AUD
Retailer 17$5,908 AUD
Retailer 19$6,107 AUD
Retailer 2$6,410 AUD
Retailer 20$6,590 AUD
Retailer 14$7,487 AUD
Retailer 18$8,338 AUD
MOH London$9,660 AUD

29 data points across 20 retailers

17 retailers$4,507 AUD to $9,660 AUD

Retailer 1
-
$4,434 AUD
$3,115 USD
Price last confirmed 9 days ago
A
Retailer 2
-
$4,507 AUD
$3,166 USD
View
B+
Retailer 3
-
$4,548 AUD
$3,194 USD
View
A
Retailer 4
-
$4,640 AUD
$3,259 USD
View
B+
Retailer 5
-
$4,792 AUD
View
Retailer 6
-
$5,228 AUD
$3,672 USD
View
Price last confirmed 8 days ago
Retailer 7
-
$5,505 AUD
$3,867 USD
View
Price last confirmed 18 days ago
B+
Retailer 8
-
$5,654 AUD
$3,972 USD
View
B+
Retailer 9
-
$5,829 AUD
£3,224 GBP
View
Retailer 10
-
$5,908 AUD
$4,150 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$5,908 AUD
$4,150 USD
View
Retailer 12
-
$6,107 AUD
$4,290 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$6,410 AUD
€4,288 EUR
View
B+
Retailer 14
-
$6,590 AUD
£3,645 GBP
View
B
Retailer 15
-
$7,487 AUD
£4,141 GBP
View
B
Retailer 16
-
$8,338 AUD
$5,857 USD
View
Most Expensive
B
MOH London
85B89C6D0 · Oct 26
$9,660 AUD
£5,343 GBP
View
16 more retailers have this diamond
Prices start from $4,507 AUDSave up to $5,153 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 Round
$4,507 AUD