CaratHunter
Plans
Round|Lab Grown|IGI

1.55ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG801637280

Shape and cutting style on the report: Round brilliant

Certificate IGI LG801637280

Diamond specifications and retailer prices

From HK$3,013 HKD
As of November 4, 2026
Save HK$13,227 HKD (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$16,240 HKD at Brilliant Earth · As of November 5, 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 G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801637280 or 801637280. Listed at 23 retailers as of November 4, 2026, with prices from HK$3,013 to HK$16,240, a HK$13,227 spread on the same certified stone. Brilliant Earth lists it at HK$16,240. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801637280
Dimensions7.39 × 7.41 × 4.58 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.39 mm7.41 mm1.55 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801637280
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 41.5°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: Nov 4
Current: HK$16,240 HKD|Low: HK$3,013 HKD|High: HK$18,985 HKD|Avg: HK$8,072 HKD|-12.3%
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
Retailer 17
November 5, 2026
Retailer 8HK$3,013 HKD
Retailer 17HK$3,609 HKD
Retailer 12HK$3,805 HKD
Retailer 14HK$4,323 HKD
Retailer 15HK$4,417 HKD
Retailer 3HK$4,637 HKD
Retailer 2HK$4,848 HKD
Retailer 13HK$6,002 HKD
Retailer 16HK$6,449 HKD
Retailer 9HK$6,943 HKD
Retailer 7HK$8,645 HKD
Retailer 4HK$8,794 HKD
Retailer 5HK$10,089 HKD
Retailer 10HK$10,246 HKD
Retailer 6HK$11,391 HKD
Retailer 11HK$13,298 HKD
Brilliant EarthHK$16,240 HKD

35 data points across 17 retailers

23 retailersHK$3,013 HKD to HK$16,240 HKD

Retailer 1
-
HK$2,087 HKD
Price last confirmed 18 days ago
Retailer 2
-
HK$2,479 HKD
View
Price last confirmed 23 days ago
Retailer 3
-
HK$2,652 HKD
View
Price last confirmed 34 days ago
Retailer 4
-
HK$2,652 HKD
View
Price last confirmed 20 days ago
A
Retailer 5
-
HK$3,013 HKD
View
B+
Retailer 6
-
HK$3,609 HKD
View
A
Retailer 7
-
HK$3,805 HKD
View
A
Retailer 8
-
HK$4,323 HKD
View
A
Retailer 9
-
HK$4,417 HKD
View
A
Retailer 10
-
HK$4,637 HKD
View
A
Retailer 11
-
HK$4,848 HKD
View
A
Retailer 12
-
HK$6,002 HKD
View
A
Retailer 13
-
HK$6,449 HKD
View
B+
Retailer 14
-
HK$6,943 HKD
View
Retailer 15
-
HK$8,332 HKD
View
Price last confirmed 18 days ago
B+
Retailer 16
-
HK$8,645 HKD
View
B+
Retailer 17
-
HK$8,794 HKD
View
B+
Retailer 18
-
HK$9,846 HKD
View
B+
Retailer 19
-
HK$10,089 HKD
View
B+
Retailer 20
-
HK$10,246 HKD
View
B
Retailer 21
-
HK$11,391 HKD
View
B
Retailer 22
-
HK$13,298 HKD
View
Most Expensive
B
Brilliant Earth
20215236A · Nov 5
HK$16,240 HKD
$2,070 USD
View
22 more retailers have this diamond
Prices start from HK$3,013 HKDSave up to HK$13,227 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$3,013 HKD