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Round|Lab Grown|IGI

1.55ct E VVS1 Round Lab Grown Diamond

ID • E/VVS1 • IGI LG788621145

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788621145

Diamond specifications and retailer prices

From HK$2,330 HKD
$297 USD
As of October 28, 2026
Save HK$8,686 HKD (79%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: HK$19,538 HKD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG788621145 or 788621145. Listed at 27 retailers as of October 28, 2026, with a 373% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788621145
Dimensions7.48 × 7.44 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.48 mm7.44 mm1.55 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788621145
Side View
Table 59.0%Crown 34.4°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.0%

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 28
Current: HK$19,538 HKD|Low: HK$2,087 HKD|High: HK$19,538 HKD|Avg: HK$6,043 HKD
Brilliant Earth
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
Retailer 15
Retailer 16
October 29, 2026
Retailer 3HK$2,087 HKD
Retailer 7HK$2,589 HKD
Retailer 10HK$3,462 HKD
Retailer 5HK$3,468 HKD
Retailer 14HK$3,492 HKD
Retailer 12HK$4,446 HKD
Retailer 8HK$4,661 HKD
Retailer 11HK$4,680 HKD
Retailer 16HK$4,886 HKD
Retailer 2HK$4,945 HKD
Retailer 13HK$6,018 HKD
Retailer 15HK$6,567 HKD
Retailer 6HK$9,439 HKD
Retailer 4HK$9,650 HKD
Retailer 9HK$10,423 HKD
Brilliant EarthHK$19,538 HKD

39 data points across 16 retailers

27 retailersHK$2,330 HKD to HK$11,016 HKD

A
Retailer 1
-
HK$2,087 HKD
$266 USD
Price last confirmed 19 days ago
A
Retailer 2
-
HK$2,330 HKD
$297 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,417 HKD
$308 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
HK$2,589 HKD
$330 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
HK$2,589 HKD
$330 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
HK$2,589 HKD
$330 USD
View
A
Retailer 7
-
HK$2,589 HKD
$330 USD
View
A
Retailer 8
-
HK$3,462 HKD
£347 GBP
View
B+
Retailer 9
-
HK$3,468 HKD
$442 USD
View
A
Retailer 10
-
HK$3,492 HKD
$445 USD
View
A
Retailer 11
-
HK$4,446 HKD
ZAR 9,153 ZAR
View
B+
Retailer 12
-
HK$4,661 HKD
$594 USD
View
A
Retailer 13
-
HK$4,680 HKD
€568 EUR
View
B+
Retailer 14
-
HK$4,700 HKD
$599 USD
View
B+
Retailer 15
-
HK$4,886 HKD
A$958 AUD
View
B+
Retailer 16
-
HK$4,945 HKD
£496 GBP
View
B+
Retailer 17
-
HK$6,018 HKD
A$1,180 AUD
View
B+
Retailer 18
-
HK$6,567 HKD
$837 USD
View
B
Retailer 19
-
HK$8,303 HKD
SGD 1,430 SGD
View
B
Retailer 20
-
HK$8,317 HKD
$1,060 USD
View
Price last confirmed 22 days ago
B
Retailer 21
-
HK$8,718 HKD
$1,111 USD
View
B
Retailer 22
-
HK$9,439 HKD
$1,203 USD
View
B+
Retailer 23
-
HK$9,650 HKD
A$1,892 AUD
View
Price last confirmed 21 days ago
B
Retailer 24
-
HK$9,957 HKD
$1,269 USD
View
B+
Retailer 25
-
HK$10,423 HKD
£1,046 GBP
View
B
Retailer 26
-
HK$11,016 HKD
$1,404 USD
View
Most Expensive
B
Brilliant Earth
18980860A · Oct 16
HK$19,538 HKD
$2,490 USD
View
Price last confirmed 13 days ago
26 more retailers have this diamond
Prices start from HK$2,330 HKDSave up to HK$8,686 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 Round
HK$2,330 HKD