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Round|Lab Grown|IGI

1.45ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG794602613

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794602613

Diamond specifications and retailer prices

From $623 NZD
As of November 6, 2026
17 retailers carry this diamond
Most expensive: $1,955 NZD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.45ct lab-grown round diamond

This 1.45ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG794602613 or 794602613. Listed at 17 retailers as of November 6, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.45
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794602613
Dimensions7.28 × 7.19 × 4.47 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.28 mm7.19 mm1.45 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794602613
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $623 NZD|Low: $295 NZD|High: $2,141 NZD|Avg: $1,015 NZD|-11.6%
Retailer 1
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
Reve Diamonds
November 6, 2026
Retailer 13$295 NZD
Retailer 10$329 NZD
Retailer 9$366 NZD
Retailer 5$420 NZD
Retailer 14$507 NZD
Retailer 1$623 NZD
Retailer 8$936 NZD
Retailer 15$961 NZD
Retailer 3$970 NZD
Retailer 6$989 NZD
Retailer 2$1,174 NZD
Retailer 4$1,208 NZD
Retailer 11$1,274 NZD
Retailer 7$1,396 NZD
Retailer 12$1,759 NZD
Reve Diamonds$1,955 NZD

28 data points across 16 retailers

17 retailers

Retailer 1
-
$295 NZD
Price last confirmed 11 days ago
Retailer 2
-
$361 NZD
View
Price last confirmed 27 days ago
Retailer 3
-
$366 NZD
View
Price last confirmed 10 days ago
Retailer 4
-
$420 NZD
View
Price last confirmed 28 days ago
Retailer 5
-
$448 NZD
View
Price last confirmed 35 days ago
Retailer 6
-
$507 NZD
View
Price last confirmed 12 days ago
A
Retailer 7
-
$623 NZD
View
Retailer 8
-
$936 NZD
View
Price last confirmed 10 days ago
Retailer 9
-
$961 NZD
View
Price last confirmed 11 days ago
Retailer 10
-
$970 NZD
View
Price last confirmed 11 days ago
Retailer 11
-
$989 NZD
View
Price last confirmed 95 days ago
Retailer 12
-
$1,174 NZD
View
Price last confirmed 15 days ago
Retailer 13
-
$1,208 NZD
View
Price last confirmed 13 days ago
Retailer 14
-
$1,274 NZD
View
Price last confirmed 10 days ago
Retailer 15
-
$1,441 NZD
View
Price last confirmed 37 days ago
Retailer 16
-
$1,759 NZD
View
Price last confirmed 11 days ago
Most Expensive
Reve Diamonds
8245082D0 · Oct 25
$1,955 NZD
$1,099 USD
View
Price last confirmed 12 days ago
16 more retailers have this diamond
Prices start from $623 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 Round
$623 NZD