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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 HK$3,823 HKD
€464 EUR
As of November 2, 2026
Save HK$3,943 HKD (51%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$9,068 HKD 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 28, 2026, with a 103% 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
Colour
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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Price History

Last verified: Nov 2
Current: HK$9,068 HKD|Low: HK$1,750 HKD|High: HK$9,167 HKD|Avg: HK$4,641 HKD|+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 4HK$1,820 HKD
Retailer 14HK$2,142 HKD
Retailer 7HK$2,260 HKD
Retailer 13HK$2,291 HKD
Retailer 2HK$3,823 HKD
Retailer 9HK$3,868 HKD
Retailer 10HK$4,098 HKD
Retailer 11HK$4,287 HKD
Retailer 6HK$4,355 HKD
Retailer 8HK$5,273 HKD
Retailer 3HK$5,979 HKD
Retailer 12HK$7,360 HKD
Retailer 15HK$7,766 HKD
Retailer 5HK$8,631 HKD
MOH LondonHK$9,068 HKD

42 data points across 15 retailers

17 retailersHK$3,823 HKD to HK$7,766 HKD

Retailer 1
-
HK$1,820 HKD
$232 USD
Price last confirmed 8 days ago
Retailer 2
-
HK$2,142 HKD
$273 USD
View
Price last confirmed 7 days ago
Retailer 3
-
HK$2,260 HKD
$288 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
HK$2,291 HKD
$292 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
HK$3,823 HKD
€464 EUR
View
B+
Retailer 6
-
HK$3,868 HKD
$493 USD
View
A
Retailer 7
-
HK$4,098 HKD
£411 GBP
View
A
Retailer 8
-
HK$4,287 HKD
£430 GBP
View
Retailer 9
-
HK$4,355 HKD
$555 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
HK$5,273 HKD
$672 USD
View
Retailer 11
-
HK$5,979 HKD
$762 USD
View
Price last confirmed 8 days ago
Retailer 12
-
HK$6,630 HKD
$845 USD
View
Price last confirmed 48 days ago
Retailer 13
-
HK$7,061 HKD
$900 USD
View
Price last confirmed 16 days ago
B
Retailer 14
-
HK$7,360 HKD
$938 USD
View
B+
Retailer 15
-
HK$7,766 HKD
$990 USD
View
Retailer 16
-
HK$8,631 HKD
$1,100 USD
View
Price last confirmed 9 days ago
Most Expensive
MOH London
LG783646812 · Oct 26
HK$9,068 HKD
£910 GBP
View
Price last confirmed 7 days ago
16 more retailers have this diamond
Prices start from HK$3,823 HKDSave up to HK$3,943 HKD

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
HK$3,823 HKD