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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 $384 NZD
$216 USD
As of November 1, 2026
Save $3,260 NZD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,643 NZD at Helzberg Diamonds · As of November 1, 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 November 1, 2026, with prices from $384 to $3,643, a $3,260 spread on the same certified stone. Helzberg Diamonds lists it at $3,643. 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: Nov 1
Current: $3,643 NZD|Low: $377 NZD|High: $3,643 NZD|Avg: $1,230 NZD
Helzberg Diamonds
Retailer 2
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Retailer 21
November 2, 2026
Retailer 19$384 NZD
Retailer 20$430 NZD
Retailer 10$446 NZD
Retailer 12$467 NZD
Retailer 21$476 NZD
Retailer 16$544 NZD
Retailer 17$802 NZD
Retailer 6$816 NZD
Retailer 13$824 NZD
Retailer 2$885 NZD
Retailer 3$924 NZD
Retailer 11$1,141 NZD
Retailer 9$1,226 NZD
Retailer 18$1,233 NZD
Retailer 4$1,424 NZD
Retailer 7$1,534 NZD
Retailer 8$1,551 NZD
Retailer 5$1,628 NZD
Retailer 15$1,912 NZD
Retailer 14$2,684 NZD
Helzberg Diamonds$3,643 NZD

18 data points across 21 retailers

21 retailers$384 NZD to $3,643 NZD

A
Cheapest Retailer
-
$384 NZD
$216 USD
A
Retailer 2
-
$430 NZD
$242 USD
View
Final sale: no returns
A
Retailer 3
-
$446 NZD
$251 USD
View
Retailer 4
-
$467 NZD
$263 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$476 NZD
$268 USD
View
A
Retailer 6
-
$544 NZD
£241 GBP
View
A
Retailer 7
-
$802 NZD
€430 EUR
View
A
Retailer 8
-
$816 NZD
$459 USD
View
A
Retailer 9
-
$824 NZD
ZAR 7,487 ZAR
View
A
Retailer 10
-
$885 NZD
£392 GBP
View
A
Retailer 11
-
$924 NZD
$520 USD
View
A
Retailer 12
-
$1,141 NZD
A$988 AUD
View
B+
Retailer 13
-
$1,226 NZD
$690 USD
View
A
Retailer 14
-
$1,233 NZD
$694 USD
View
B+
Retailer 15
-
$1,424 NZD
$801 USD
View
B+
Retailer 16
-
$1,534 NZD
$863 USD
View
B+
Retailer 17
-
$1,551 NZD
SGD 1,179 SGD
View
B+
Retailer 18
-
$1,628 NZD
$916 USD
View
B+
Retailer 19
-
$1,912 NZD
£847 GBP
View
B
Retailer 20
-
$2,684 NZD
$1,510 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJKJHI · Nov 1
$3,643 NZD
$2,050 USD
View
20 more retailers have this diamond
Prices start from $384 NZDSave up to $3,260 NZD

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
$384 NZD