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Round|Lab Grown|IGI

0.71ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG512226324

Shape and cutting style on the report: Round brilliant

Certificate IGI LG512226324

Diamond specifications and retailer prices

From $103 USD
As of October 29, 2026
Save $387 USD (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $944 USD at MOH London · As of October 21, 2026
View at MOH London

About this 0.71ct lab-grown round diamond

This 0.71ct lab-grown round sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512226324 or 512226324. Listed at 10 retailers as of October 29, 2026, with a 376% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.71
Carat
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512226324
Dimensions5.81 × 5.77 × 3.51 mm
L/W Ratio1.01
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
5.81 mm5.77 mm0.71 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512226324
Side View
Table 55.5%Crown 33.5°Girdle: MediumPavilion 40.5°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
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: Oct 29
Current: $944 USD|Low: $99 USD|High: $950 USD|Avg: $337 USD|-0.5%
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
October 29, 2026
Retailer 8$103 USD
Retailer 13$115 USD
Retailer 10$120 USD
Retailer 2$234 USD
Retailer 14$256 USD
Retailer 11$257 USD
Retailer 3$279 USD
Retailer 6$318 USD
Retailer 5$410 USD
Retailer 12$411 USD
Retailer 4$450 USD
Retailer 7$458 USD
Retailer 9$490 USD
MOH London$944 USD

21 data points across 14 retailers

10 retailers$103 USD to $490 USD

A
Cheapest Retailer
-
$103 USD
A
Retailer 2
-
$115 USD
View
Final sale: no returns
A
Retailer 3
-
$120 USD
View
A
Retailer 4
-
$234 USD
€223 EUR
View
A
Retailer 5
-
$256 USD
HK$2,000 HKD
View
A
Retailer 6
-
$257 USD
View
B+
Retailer 7
-
$411 USD
View
B+
Retailer 8
-
$458 USD
View
B+
Retailer 9
-
$490 USD
View
Most Expensive
B
MOH London
LG512226324 · Oct 21
$944 USD
£743 GBP
View
Price last confirmed 8 days ago
9 more retailers have this diamond
Prices start from $103 USDSave up to $387 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
0.71ct Round
$103 USD