CaratHunter
Plans
Oval|Lab Grown|IGI

1.45ct D VVS1 Oval Lab Grown Diamond

ID • D/VVS1 • IGI LG840634312

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840634312

Diamond specifications and retailer prices

From $307 AUD
$216 USD
As of October 29, 2026
Save $2,611 AUD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,918 AUD at Helzberg Diamonds · As of October 30, 2026
View at Helzberg Diamonds

About this 1.45ct lab-grown oval diamond

This 1.45ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840634312 or 840634312. Listed at 21 retailers as of October 29, 2026, with prices from $307 to $2,918, a $2,611 spread on the same certified stone. Helzberg Diamonds lists it at $2,918. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634312
Dimensions9.28 × 6.24 × 3.98 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.28 mm6.24 mm1.45 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634312
Side View
Table 57.0%Crown 33.6°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.8%

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 29
Current: $2,918 AUD|Low: $302 AUD|High: $2,918 AUD|Avg: $990 AUD
Helzberg Diamonds
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
October 31, 2026
Retailer 17$307 AUD
Retailer 18$345 AUD
Retailer 9$357 AUD
Retailer 12$374 AUD
Retailer 19$382 AUD
Retailer 16$437 AUD
Retailer 2$643 AUD
Retailer 4$653 AUD
Retailer 8$656 AUD
Retailer 13$709 AUD
Retailer 20$740 AUD
Retailer 10$914 AUD
Retailer 7$982 AUD
Retailer 15$988 AUD
Retailer 21$1,140 AUD
Retailer 5$1,229 AUD
Retailer 6$1,242 AUD
Retailer 3$1,304 AUD
Retailer 11$1,501 AUD
Retailer 14$2,150 AUD
Helzberg Diamonds$2,918 AUD

16 data points across 21 retailers

21 retailers$307 AUD to $2,918 AUD

A
Cheapest Retailer
-
$307 AUD
$216 USD
A
Retailer 2
-
$345 AUD
$242 USD
View
Final sale: no returns
A
Retailer 3
-
$357 AUD
$251 USD
View
A
Retailer 4
-
$374 AUD
$263 USD
View
A
Retailer 5
-
$382 AUD
$268 USD
View
A
Retailer 6
-
$437 AUD
£242 GBP
View
A
Retailer 7
-
$643 AUD
€430 EUR
View
A
Retailer 8
-
$653 AUD
$459 USD
View
A
Retailer 9
-
$656 AUD
ZAR 7,450 ZAR
View
A
Retailer 10
-
$709 AUD
£392 GBP
View
A
Retailer 11
-
$740 AUD
$520 USD
View
A
Retailer 12
-
$914 AUD
View
B+
Retailer 13
-
$982 AUD
$690 USD
View
A
Retailer 14
-
$988 AUD
$694 USD
View
B+
Retailer 15
-
$1,140 AUD
$801 USD
View
B+
Retailer 16
-
$1,229 AUD
$863 USD
View
B+
Retailer 17
-
$1,242 AUD
SGD 1,179 SGD
View
B+
Retailer 18
-
$1,304 AUD
$916 USD
View
B+
Retailer 19
-
$1,501 AUD
£830 GBP
View
B
Retailer 20
-
$2,150 AUD
$1,510 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJKJHI · Oct 30
$2,918 AUD
$2,050 USD
View
20 more retailers have this diamond
Prices start from $307 AUDSave up to $2,611 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
1.45ct Oval
$307 AUD