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Round|Lab Grown|IGI

1.55ct E VVS1 Round Lab Grown Diamond

ID • E/VVS1 • IGI LG770649193

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770649193

Diamond specifications and retailer prices

From HK$2,087 HKD
$266 USD
As of October 29, 2026
Save HK$9,180 HKD (81%) vs most expensive(unlock to see where)
25 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 LG770649193 or 770649193. Listed at 25 retailers as of October 27, 2026, with a 440% 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 angle35.2°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770649193
Dimensions7.41 × 7.44 × 4.60 mm
L/W Ratio1.00
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
7.41 mm7.44 mm1.55 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770649193
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.9%

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 29
Current: HK$19,538 HKD|Low: HK$2,087 HKD|High: HK$19,538 HKD|Avg: HK$5,628 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
October 29, 2026
Retailer 6HK$2,087 HKD
Retailer 3HK$2,417 HKD
Retailer 7HK$2,589 HKD
Retailer 15HK$2,589 HKD
Retailer 9HK$3,462 HKD
Retailer 13HK$3,492 HKD
Retailer 11HK$4,446 HKD
Retailer 10HK$4,680 HKD
Retailer 5HK$4,886 HKD
Retailer 2HK$4,945 HKD
Retailer 12HK$6,018 HKD
Retailer 4HK$6,567 HKD
Retailer 8HK$10,423 HKD
Retailer 14HK$11,267 HKD
Brilliant EarthHK$19,538 HKD

24 data points across 15 retailers

25 retailersHK$2,087 HKD to HK$11,267 HKD

A
Cheapest Retailer
-
HK$2,087 HKD
$266 USD
A
Retailer 2
-
HK$2,330 HKD
$297 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,417 HKD
$308 USD
View
A
Retailer 4
-
HK$2,589 HKD
$330 USD
View
A
Retailer 5
-
HK$2,589 HKD
$330 USD
View
A
Retailer 6
-
HK$3,462 HKD
£347 GBP
View
B+
Retailer 7
-
HK$3,468 HKD
$442 USD
View
A
Retailer 8
-
HK$3,492 HKD
$445 USD
View
A
Retailer 9
-
HK$4,446 HKD
ZAR 9,153 ZAR
View
A
Retailer 10
-
HK$4,661 HKD
$594 USD
View
A
Retailer 11
-
HK$4,680 HKD
€568 EUR
View
B+
Retailer 12
-
HK$4,700 HKD
$599 USD
View
B+
Retailer 13
-
HK$4,886 HKD
A$958 AUD
View
B+
Retailer 14
-
HK$4,945 HKD
£496 GBP
View
B+
Retailer 15
-
HK$6,018 HKD
A$1,180 AUD
View
B+
Retailer 16
-
HK$6,567 HKD
$837 USD
View
B
Retailer 17
-
HK$8,303 HKD
SGD 1,430 SGD
View
B
Retailer 18
-
HK$8,718 HKD
$1,111 USD
View
B
Retailer 19
-
HK$9,439 HKD
$1,203 USD
View
Retailer 20
-
HK$9,650 HKD
A$1,892 AUD
View
Price last confirmed 29 days ago
B
Retailer 21
-
HK$9,957 HKD
$1,269 USD
View
B+
Retailer 22
-
HK$10,423 HKD
£1,046 GBP
View
B
Retailer 23
-
HK$11,016 HKD
$1,404 USD
View
B
Retailer 24
-
HK$11,267 HKD
$1,436 USD
View
Most Expensive
Brilliant Earth
18437401A · Oct 16
HK$19,538 HKD
$2,490 USD
View
Price last confirmed 13 days ago
24 more retailers have this diamond
Prices start from HK$2,087 HKDSave up to HK$9,180 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$2,087 HKD