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Radiant|Lab Grown|IGI

1.80ct F SI1 Radiant Lab Grown Diamond

EX • F/SI1 • IGI LG752545505

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG752545505

Diamond specifications and retailer prices

From HK$1,357 HKD
$173 USD
As of November 2, 2026
Save HK$11,667 HKD (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$13,025 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.8ct lab-grown radiant diamond

This 1.8ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG752545505 or 752545505. Listed at 8 retailers as of November 2, 2026, with prices from HK$1,357 to HK$13,025, a HK$11,667 spread on the same certified stone. Do Amore Diamonds lists it at HK$13,025. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG752545505
Dimensions8.65 × 6.08 × 3.96 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.65 mm6.08 mm1.80 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG752545505
Side View
Table 65.0%Crown 40.1°Girdle: Slightly ThickPavilion 34.3°Culet: NoneDepth 65.1%

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: Nov 2
Current: HK$13,025 HKD|Low: HK$1,302 HKD|High: HK$13,025 HKD|Avg: HK$5,762 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 5HK$1,357 HKD
Retailer 8HK$1,577 HKD
Retailer 7HK$2,997 HKD
Retailer 9HK$4,410 HKD
Retailer 3HK$4,830 HKD
Retailer 4HK$5,720 HKD
Retailer 6HK$5,979 HKD
Retailer 10HK$6,591 HKD
Retailer 11HK$7,334 HKD
Retailer 2HK$8,699 HKD
Do Amore DiamondsHK$13,025 HKD

11 data points across 11 retailers

8 retailersHK$1,357 HKD to HK$13,025 HKD

A
Cheapest Retailer
-
HK$1,357 HKD
$173 USD
A
Retailer 2
-
HK$1,577 HKD
$201 USD
View
B+
Retailer 3
-
HK$2,997 HKD
$382 USD
View
A
Retailer 4
-
HK$4,410 HKD
$562 USD
View
B+
Retailer 5
-
HK$5,720 HKD
$729 USD
View
B+
Retailer 6
-
HK$5,979 HKD
$762 USD
View
Retailer 7
-
HK$8,699 HKD
£873 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
27-B0F210A1C · Nov 2
HK$13,025 HKD
$1,660 USD
View
7 more retailers have this diamond
Prices start from HK$1,357 HKDSave up to HK$11,667 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 Radiant
HK$1,357 HKD