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Radiant|Lab Grown|IGI

1.61ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG553222549

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

Certificate IGI LG553222549

Diamond specifications and retailer prices

From HK$1,357 HKD
$173 USD
As of October 27, 2026
Save HK$11,667 HKD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$13,025 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.61ct lab-grown radiant diamond

This 1.61ct 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 LG553222549 or 553222549. Listed at 10 retailers as of October 27, 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

1.61
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.5°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG553222549
Dimensions8.17 × 5.74 × 3.92 mm
L/W Ratio1.42
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
8.17 mm5.74 mm1.61 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG553222549
Side View
Table 67.5%Crown 49.5°Girdle: MediumPavilion 36.3°Culet: NoneDepth 68.3%

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 27
Current: HK$13,025 HKD|Low: HK$1,083 HKD|High: HK$13,495 HKD|Avg: HK$5,581 HKD|-3.5%
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 29, 2026
Retailer 9HK$1,357 HKD
Retailer 7HK$1,577 HKD
Retailer 13HK$1,577 HKD
Retailer 11HK$2,997 HKD
Retailer 3HK$3,289 HKD
Retailer 4HK$4,198 HKD
Retailer 6HK$5,042 HKD
Retailer 14HK$5,453 HKD
Retailer 8HK$5,712 HKD
Retailer 10HK$5,971 HKD
Retailer 5HK$7,193 HKD
Retailer 12HK$8,238 HKD
Retailer 2HK$8,729 HKD
Do Amore DiamondsHK$13,025 HKD

16 data points across 14 retailers

10 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
A
Retailer 3
-
HK$1,577 HKD
$201 USD
View
Final sale: no returns
B+
Retailer 4
-
HK$2,997 HKD
$382 USD
View
Retailer 5
-
HK$5,712 HKD
$728 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
HK$5,971 HKD
$761 USD
View
B
Retailer 7
-
HK$8,087 HKD
£812 GBP
View
B
Retailer 8
-
HK$8,238 HKD
$1,050 USD
View
B
Retailer 9
-
HK$8,729 HKD
£876 GBP
View
Most Expensive
B
Do Amore Diamonds
27-B1F078C1D · Oct 29
HK$13,025 HKD
$1,660 USD
View
9 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
1.61ct Radiant
HK$1,357 HKD