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1.24ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG794627370

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794627370

Diamond specifications and retailer prices

From $313 NZD
As of November 5, 2026
Save $1,671 NZD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,984 NZD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.24ct lab-grown round diamond

This 1.24ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG794627370 or 794627370. Listed at 20 retailers as of November 5, 2026, with prices from $313 to $1,984, a $1,671 spread on the same certified stone. Reve Diamonds lists it at $1,984. 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

1.24
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794627370
Dimensions6.95 × 6.92 × 4.20 mm
L/W Ratio1.00
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
6.95 mm6.92 mm1.24 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794627370
Side View
Table 59.0%Crown 33.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.5%

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 5
Current: $740 NZD|Low: $310 NZD|High: $1,984 NZD|Avg: $848 NZD|+9.5%
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
Retailer 16
Retailer 17
Reve Diamonds
November 6, 2026
Retailer 7$313 NZD
Retailer 2$349 NZD
Retailer 14$363 NZD
Retailer 3$388 NZD
Retailer 5$388 NZD
Retailer 10$685 NZD
Retailer 4$687 NZD
Retailer 15$704 NZD
Retailer 1$740 NZD
Retailer 17$831 NZD
Retailer 16$854 NZD
Retailer 9$865 NZD
Retailer 11$1,050 NZD
Retailer 8$1,245 NZD
Retailer 13$1,315 NZD
Retailer 6$1,341 NZD
Retailer 12$1,804 NZD
Reve Diamonds$1,984 NZD

46 data points across 18 retailers

20 retailers$313 NZD to $1,984 NZD

A
Cheapest Retailer
-
$313 NZD
A
Retailer 2
-
$349 NZD
View
Final sale: no returns
A
Retailer 3
-
$363 NZD
View
A
Retailer 4
-
$388 NZD
View
Retailer 5
-
$388 NZD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$685 NZD
View
A
Retailer 7
-
$687 NZD
View
B+
Retailer 8
-
$704 NZD
View
B+
Retailer 9
-
$740 NZD
View
B+
Retailer 10
-
$831 NZD
View
B+
Retailer 11
-
$854 NZD
View
B+
Retailer 12
-
$865 NZD
View
B+
Retailer 13
-
$1,034 NZD
View
B+
Retailer 14
-
$1,050 NZD
View
B+
Retailer 15
-
$1,050 NZD
View
B
Retailer 16
-
$1,245 NZD
View
B
Retailer 17
-
$1,315 NZD
View
B
Retailer 18
-
$1,341 NZD
View
B
Retailer 19
-
$1,804 NZD
View
Most Expensive
B
Reve Diamonds
D20FB3292 · Nov 6
$1,984 NZD
$1,115 USD
View
19 more retailers have this diamond
Prices start from $313 NZDSave up to $1,671 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
1.24ct Round
$313 NZD