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Round|Lab Grown|IGI

1.80ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG436074564

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436074564

Diamond specifications and retailer prices

From HK$7,846 HKD
$1,000 USD
As of October 30, 2026
Save HK$30,506 HKD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$38,352 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.8ct lab-grown round diamond

This 1.8ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436074564 or 436074564. Listed at 11 retailers as of October 29, 2026, with prices from HK$7,846 to HK$38,352, a HK$30,506 spread on the same certified stone. MOH London lists it at HK$38,352. 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

1.80
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436074564
Dimensions7.73 × 7.76 × 4.82 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.73 mm7.76 mm1.80 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436074564
Side View
Table 57.5%Crown 36.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.3%

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 30
Current: HK$38,352 HKD|Low: HK$7,846 HKD|High: HK$38,660 HKD|Avg: HK$18,906 HKD|-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
October 30, 2026
Retailer 2HK$7,846 HKD
Retailer 7HK$11,517 HKD
Retailer 10HK$12,530 HKD
Retailer 12HK$12,898 HKD
Retailer 8HK$13,353 HKD
Retailer 13HK$13,353 HKD
Retailer 6HK$16,738 HKD
Retailer 4HK$18,210 HKD
Retailer 9HK$21,058 HKD
Retailer 3HK$24,243 HKD
Retailer 11HK$25,036 HKD
Retailer 5HK$29,900 HKD
MOH LondonHK$38,352 HKD

25 data points across 13 retailers

11 retailersHK$7,846 HKD to HK$38,352 HKD

A
Cheapest Retailer
-
HK$7,846 HKD
$1,000 USD
B+
Retailer 2
-
HK$11,517 HKD
$1,468 USD
View
B+
Retailer 3
-
HK$12,530 HKD
$1,597 USD
View
B+
Retailer 4
-
HK$12,898 HKD
$1,644 USD
View
Final sale: no returns
Retailer 5
-
HK$13,353 HKD
$1,702 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
HK$13,353 HKD
$1,702 USD
View
B+
Retailer 7
-
HK$16,738 HKD
£1,680 GBP
View
B
Retailer 8
-
HK$21,058 HKD
$2,684 USD
View
B
Retailer 9
-
HK$24,243 HKD
$3,090 USD
View
B
Retailer 10
-
HK$25,036 HKD
$3,191 USD
View
Most Expensive
B
MOH London
LG436074564 · Oct 29
HK$38,352 HKD
£3,849 GBP
View
10 more retailers have this diamond
Prices start from HK$7,846 HKDSave up to HK$30,506 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
1.80ct Round
HK$7,846 HKD