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Radiant|Lab Grown|IGI

1.55ct E VS1 Radiant Lab Grown Diamond

VG • E/VS1 • IGI LG685580791

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

Certificate IGI LG685580791

Diamond specifications and retailer prices

From HK$1,695 HKD
$216 USD
As of October 30, 2026
Save HK$14,624 HKD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$16,319 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG685580791 or 685580791. Listed at 22 retailers as of October 29, 2026, with prices from HK$1,695 to HK$16,319, a HK$14,624 spread on the same certified stone. Do Amore Diamonds lists it at HK$16,319. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685580791
Dimensions5.79 × 5.79 × 4.00 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.79 mm5.79 mm1.55 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685580791
Side View
Table 67.0%Crown 44.1°Girdle: MediumPavilion 37.2°Culet: NoneDepth 69.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$16,319 HKD|Low: HK$1,357 HKD|High: HK$16,476 HKD|Avg: HK$7,057 HKD|-1.0%
Do Amore Diamonds
Retailer 2
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Retailer 7
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Retailer 15
Retailer 16
Retailer 17
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Retailer 19
Retailer 20
Retailer 21
October 30, 2026
Retailer 19HK$1,695 HKD
Retailer 9HK$1,891 HKD
Retailer 7HK$1,969 HKD
Retailer 5HK$2,103 HKD
Retailer 21HK$2,103 HKD
Retailer 3HK$2,832 HKD
Retailer 8HK$3,240 HKD
Retailer 17HK$3,988 HKD
Retailer 2HK$4,393 HKD
Retailer 6HK$4,700 HKD
Retailer 18HK$5,411 HKD
Retailer 20HK$6,787 HKD
Retailer 16HK$7,405 HKD
Retailer 4HK$7,461 HKD
Retailer 12HK$8,081 HKD
Retailer 14HK$8,638 HKD
Retailer 10HK$8,806 HKD
Retailer 15HK$9,356 HKD
Retailer 11HK$9,572 HKD
Retailer 13HK$15,809 HKD
Do Amore DiamondsHK$16,319 HKD

43 data points across 21 retailers

22 retailersHK$1,695 HKD to HK$16,319 HKD

A
Cheapest Retailer
-
HK$1,695 HKD
$216 USD
A
Retailer 2
-
HK$1,891 HKD
$241 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,969 HKD
$251 USD
View
A
Retailer 4
-
HK$2,103 HKD
$268 USD
View
A
Retailer 5
-
HK$2,103 HKD
$268 USD
View
B+
Retailer 6
-
HK$2,832 HKD
$361 USD
View
A
Retailer 7
-
HK$3,240 HKD
$413 USD
View
A
Retailer 8
-
HK$3,988 HKD
ZAR 8,212 ZAR
View
A
Retailer 9
-
HK$4,393 HKD
£441 GBP
View
B+
Retailer 10
-
HK$4,700 HKD
$599 USD
View
B+
Retailer 11
-
HK$5,411 HKD
A$1,061 AUD
View
B
Retailer 12
-
HK$6,456 HKD
£648 GBP
View
B+
Retailer 13
-
HK$6,787 HKD
$865 USD
View
B+
Retailer 14
-
HK$7,405 HKD
A$1,452 AUD
View
B+
Retailer 15
-
HK$7,461 HKD
$951 USD
View
Retailer 16
-
HK$8,081 HKD
$1,030 USD
View
Price last confirmed 11 days ago
B
Retailer 17
-
HK$8,638 HKD
$1,101 USD
View
B
Retailer 18
-
HK$8,806 HKD
$1,122 USD
View
B
Retailer 19
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HK$9,356 HKD
£939 GBP
View
B
Retailer 20
-
HK$9,572 HKD
$1,220 USD
View
B
Retailer 21
-
HK$15,809 HKD
$2,015 USD
View
Most Expensive
B
Do Amore Diamonds
27-D9573EBC4 · Oct 29
HK$16,319 HKD
$2,080 USD
View
21 more retailers have this diamond
Prices start from HK$1,695 HKDSave up to HK$14,624 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
1.55ct Radiant
HK$1,695 HKD