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Round|Lab Grown|IGI

1.20ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG494167338

Shape and cutting style on the report: Round brilliant

Certificate IGI LG494167338

Diamond specifications and retailer prices

From HK$1,671 HKD
$213 USD
As of October 29, 2026
Save HK$14,334 HKD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$16,005 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG494167338 or 494167338. Listed at 17 retailers as of October 29, 2026, with prices from HK$1,671 to HK$16,005, a HK$14,334 spread on the same certified stone. Do Amore Diamonds lists it at HK$16,005. 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

1.20
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG494167338
Dimensions6.78 × 6.81 × 4.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.78 mm6.81 mm1.20 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG494167338
Side View
Table 57.5%Crown 36°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.1%

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$16,005 HKD|Low: HK$1,663 HKD|High: HK$16,005 HKD|Avg: HK$5,576 HKD
Do Amore Diamonds
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
Retailer 16
October 30, 2026
Retailer 14HK$1,671 HKD
Retailer 12HK$1,938 HKD
Retailer 3HK$2,071 HKD
Retailer 11HK$2,071 HKD
Retailer 2HK$2,432 HKD
Retailer 9HK$2,804 HKD
Retailer 15HK$3,891 HKD
Retailer 7HK$4,101 HKD
Retailer 13HK$4,558 HKD
Retailer 8HK$5,338 HKD
Retailer 5HK$6,669 HKD
Retailer 6HK$7,155 HKD
Retailer 4HK$7,336 HKD
Retailer 16HK$8,685 HKD
Retailer 10HK$9,197 HKD
Do Amore DiamondsHK$16,005 HKD

14 data points across 16 retailers

17 retailersHK$1,671 HKD to HK$16,005 HKD

A
Cheapest Retailer
-
HK$1,671 HKD
$213 USD
A
Retailer 2
-
HK$1,938 HKD
$247 USD
View
A
Retailer 3
-
HK$2,071 HKD
$264 USD
View
A
Retailer 4
-
HK$2,071 HKD
$264 USD
View
B+
Retailer 5
-
HK$2,432 HKD
$310 USD
View
A
Retailer 6
-
HK$2,804 HKD
£281 GBP
View
A
Retailer 7
-
HK$3,891 HKD
$496 USD
View
A
Retailer 8
-
HK$4,001 HKD
$510 USD
View
A
Retailer 9
-
HK$4,101 HKD
$523 USD
View
A
Retailer 10
-
HK$4,558 HKD
$581 USD
View
A
Retailer 11
-
HK$5,338 HKD
$680 USD
View
A
Retailer 12
-
HK$6,669 HKD
$850 USD
View
A
Retailer 13
-
HK$7,155 HKD
$912 USD
View
A
Retailer 14
-
HK$7,336 HKD
$935 USD
View
B+
Retailer 15
-
HK$8,685 HKD
$1,107 USD
View
A
Retailer 16
-
HK$9,197 HKD
£923 GBP
View
Most Expensive
B
Do Amore Diamonds
27-AE0814E47 · Oct 31
HK$16,005 HKD
$2,040 USD
View
16 more retailers have this diamond
Prices start from HK$1,671 HKDSave up to HK$14,334 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
1.20ct Round
HK$1,671 HKD