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Radiant|Lab Grown|IGI

1.74ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG618475819

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

Certificate IGI LG618475819

Diamond specifications and retailer prices

From HK$1,452 HKD
$185 USD
As of October 27, 2026
Save HK$12,436 HKD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$13,888 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.74ct lab-grown radiant diamond

This 1.74ct 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 LG618475819 or 618475819. Listed at 9 retailers as of October 27, 2026, with prices from HK$1,452 to HK$13,888, a HK$12,436 spread on the same certified stone. Do Amore Diamonds lists it at HK$13,888. 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

1.74
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618475819
Dimensions8.57 × 5.82 × 3.92 mm
L/W Ratio1.47
Culet sizePointed
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
8.57 mm5.82 mm1.74 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618475819
Side View
Table 67.0%Crown 42.4°Girdle: MediumPavilion 33.6°Culet: NoneDepth 67.4%

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 27
Current: HK$13,888 HKD|Low: HK$1,161 HKD|High: HK$14,437 HKD|Avg: HK$6,366 HKD|-3.8%
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
October 25, 2026
Retailer 10HK$1,452 HKD
Retailer 7HK$1,679 HKD
Retailer 13HK$1,687 HKD
Retailer 12HK$3,170 HKD
Retailer 5HK$3,390 HKD
Retailer 6HK$4,284 HKD
Retailer 8HK$6,104 HKD
Retailer 3HK$6,313 HKD
Retailer 14HK$6,324 HKD
Retailer 11HK$6,379 HKD
Retailer 9HK$7,807 HKD
Retailer 2HK$9,297 HKD
Do Amore DiamondsHK$13,888 HKD
Retailer 4HK$13,966 HKD

19 data points across 14 retailers

9 retailersHK$1,452 HKD to HK$13,888 HKD

A
Cheapest Retailer
-
HK$1,452 HKD
$185 USD
A
Retailer 2
-
HK$1,679 HKD
$214 USD
View
A
Retailer 3
-
HK$1,687 HKD
$215 USD
View
Final sale: no returns
B+
Retailer 4
-
HK$3,170 HKD
$404 USD
View
Retailer 5
-
HK$6,104 HKD
$778 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
HK$6,379 HKD
$813 USD
View
B+
Retailer 7
-
HK$7,807 HKD
$995 USD
View
B
Retailer 8
-
HK$9,297 HKD
£933 GBP
View
Most Expensive
B
Do Amore Diamonds
27-565C12CE8 · Oct 29
HK$13,888 HKD
$1,770 USD
View
8 more retailers have this diamond
Prices start from HK$1,452 HKDSave up to HK$12,436 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
1.74ct Radiant
HK$1,452 HKD