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Round|Lab Grown|IGI

1.23ct I IF Round Lab Grown Diamond

ID • I/IF • IGI LG837612222

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837612222

Diamond specifications and retailer prices

From HK$1,616 HKD
$206 USD
As of October 29, 2026
Save HK$6,475 HKD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$9,533 HKD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837612222 or 837612222. Listed at 15 retailers as of October 29, 2026, with a 401% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
I
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837612222
Dimensions6.90 × 6.96 × 4.22 mm
L/W Ratio1.01
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 Light Blue
Top View
6.90 mm6.96 mm1.23 ctI / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837612222
Side View
Table 57.0%Crown 34.5°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.9%

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: Oct 29
Current: HK$9,533 HKD|Low: HK$1,553 HKD|High: HK$9,533 HKD|Avg: HK$4,347 HKD
Rare Carat
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
October 30, 2026
Retailer 12HK$1,616 HKD
Retailer 15HK$1,812 HKD
Retailer 3HK$1,875 HKD
Retailer 11HK$2,008 HKD
Retailer 13HK$2,008 HKD
Retailer 4HK$2,785 HKD
Retailer 2HK$3,025 HKD
Retailer 9HK$3,393 HKD
Retailer 6HK$3,923 HKD
Retailer 14HK$6,449 HKD
Retailer 10HK$6,473 HKD
Retailer 7HK$6,869 HKD
Retailer 5HK$7,257 HKD
Retailer 8HK$8,091 HKD
Rare CaratHK$9,533 HKD

31 data points across 15 retailers

15 retailersHK$1,616 HKD to HK$8,091 HKD

A
Cheapest Retailer
-
HK$1,616 HKD
$206 USD
A
Retailer 2
-
HK$1,812 HKD
$231 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,875 HKD
$239 USD
View
A
Retailer 4
-
HK$2,008 HKD
$256 USD
View
A
Retailer 5
-
HK$2,008 HKD
$256 USD
View
B+
Retailer 6
-
HK$2,785 HKD
$355 USD
View
A
Retailer 7
-
HK$3,025 HKD
£304 GBP
View
Retailer 8
-
HK$3,393 HKD
ZAR 6,987 ZAR
View
Price last confirmed 9 days ago
B+
Retailer 9
-
HK$3,923 HKD
$500 USD
View
B
Retailer 10
-
HK$6,449 HKD
$822 USD
View
B
Retailer 11
-
HK$6,473 HKD
$825 USD
View
B
Retailer 12
-
HK$6,869 HKD
$876 USD
View
B
Retailer 13
-
HK$7,257 HKD
$925 USD
View
B
Retailer 14
-
HK$8,091 HKD
£812 GBP
View
Most Expensive
Rare Carat
VK9166_l_837612222 · Oct 21
HK$9,533 HKD
$1,215 USD
View
Price last confirmed 11 days ago
14 more retailers have this diamond
Prices start from HK$1,616 HKDSave up to HK$6,475 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
1.23ct Round
HK$1,616 HKD