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Round|Lab Grown|IGI

1.88ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG783646812

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783646812

Diamond specifications and retailer prices

From $408 CAD
$292 USD
As of October 27, 2026
Save $975 CAD (70%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,615 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 1.88ct lab-grown round diamond

This 1.88ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG783646812 or 783646812. Listed at 17 retailers as of October 27, 2026, with a 239% 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

1.88
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783646812
Dimensions7.92 × 7.90 × 4.87 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.92 mm7.90 mm1.88 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783646812
Side View
Table 56.0%Crown 33.8°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 61.6%

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: Oct 27
Current: $1,615 CAD|Low: $312 CAD|High: $1,633 CAD|Avg: $827 CAD|+0.1%
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
Retailer 15
November 2, 2026
Retailer 4$324 CAD
Retailer 14$381 CAD
Retailer 7$402 CAD
Retailer 13$408 CAD
Retailer 2$681 CAD
Retailer 9$689 CAD
Retailer 10$730 CAD
Retailer 11$763 CAD
Retailer 6$776 CAD
Retailer 8$939 CAD
Retailer 3$1,065 CAD
Retailer 12$1,311 CAD
Retailer 15$1,383 CAD
Retailer 5$1,537 CAD
MOH London$1,615 CAD

42 data points across 15 retailers

17 retailers$408 CAD to $1,383 CAD

Retailer 1
-
$324 CAD
$232 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$381 CAD
$273 USD
View
Price last confirmed 7 days ago
Retailer 3
-
$402 CAD
$288 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$408 CAD
$292 USD
View
A
Retailer 5
-
$681 CAD
€464 EUR
View
B+
Retailer 6
-
$689 CAD
$493 USD
View
A
Retailer 7
-
$730 CAD
£411 GBP
View
A
Retailer 8
-
$763 CAD
£430 GBP
View
Retailer 9
-
$776 CAD
$555 USD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$939 CAD
$672 USD
View
Retailer 11
-
$1,065 CAD
$762 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$1,181 CAD
$845 USD
View
Price last confirmed 48 days ago
Retailer 13
-
$1,258 CAD
$900 USD
View
Price last confirmed 16 days ago
B
Retailer 14
-
$1,311 CAD
$938 USD
View
B+
Retailer 15
-
$1,383 CAD
$990 USD
View
Retailer 16
-
$1,537 CAD
$1,100 USD
View
Price last confirmed 9 days ago
Most Expensive
MOH London
LG783646812 · Oct 26
$1,615 CAD
£910 GBP
View
Price last confirmed 7 days ago
16 more retailers have this diamond
Prices start from $408 CADSave up to $975 CAD

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
1.88ct Round
$408 CAD