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Round|Lab Grown|IGI

1.24ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG702507260

Shape and cutting style on the report: Round brilliant

Certificate IGI LG702507260

Diamond specifications and retailer prices

From $178 USD
As of November 5, 2026
Save $849 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,027 USD at MOH London · As of November 5, 2026
View at MOH London

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 LG702507260 or 702507260. Listed at 15 retailers as of November 5, 2026, with prices from $178 to $1,027, a $849 spread on the same certified stone. MOH London lists it at $1,027. 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
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG702507260
Dimensions6.96 × 6.93 × 4.20 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
6.96 mm6.93 mm1.24 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG702507260
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,027 USD|Low: $171 USD|High: $1,043 USD|Avg: $438 USD|-1.5%
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
November 6, 2026
Retailer 12$178 USD
Retailer 13$206 USD
Retailer 4$220 USD
Retailer 5$220 USD
Retailer 10$373 USD
Retailer 7$389 USD
Retailer 2$391 USD
Retailer 3$397 USD
Retailer 8$432 USD
Retailer 14$469 USD
Retailer 11$490 USD
Retailer 9$561 USD
Retailer 6$709 USD
MOH London$1,027 USD

36 data points across 14 retailers

15 retailers$178 USD to $1,027 USD

A
Cheapest Retailer
-
$178 USD
A
Retailer 2
-
$206 USD
View
Retailer 3
-
$220 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$220 USD
View
A
Retailer 5
-
$373 USD
View
A
Retailer 6
-
$389 USD
View
B+
Retailer 7
-
$391 USD
View
B+
Retailer 8
-
$397 USD
View
B+
Retailer 9
-
$432 USD
View
B+
Retailer 10
-
$469 USD
View
B+
Retailer 11
-
$490 USD
View
Retailer 12
-
$495 USD
View
Price last confirmed 33 days ago
B+
Retailer 13
-
$561 USD
View
B
Retailer 14
-
$709 USD
View
Most Expensive
B
MOH London
LG702507260 · Nov 5
$1,027 USD
£809 GBP
View
14 more retailers have this diamond
Prices start from $178 USDSave up to $849 USD

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
$178 USD