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0.28ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG648420907

Shape and cutting style on the report: Round brilliant

Certificate IGI LG648420907

Diamond specifications and retailer prices

From HK$549 HKD
$70 USD
As of October 29, 2026
Save HK$2,495 HKD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$3,044 HKD at B2C Jewels · As of October 29, 2026
View at B2C Jewels

About this 0.28ct lab-grown round diamond

This 0.28ct lab-grown round sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG648420907 or 648420907. Listed at 12 retailers as of October 29, 2026, with prices from HK$549 to HK$3,044, a HK$2,495 spread on the same certified stone. B2C Jewels lists it at HK$3,044. 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

0.28
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648420907
Dimensions4.30 × 4.28 × 2.55 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
4.30 mm4.28 mm0.28 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648420907
Side View
Table 59.0%Crown 34.1°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 59.6%

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$3,044 HKD|Low: HK$526 HKD|High: HK$3,044 HKD|Avg: HK$1,480 HKD|+1.3%
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 18, 2026
Retailer 5HK$549 HKD
Retailer 12HK$636 HKD
Retailer 10HK$722 HKD
Retailer 11HK$722 HKD
Retailer 6HK$957 HKD
Retailer 2HK$1,020 HKD
Retailer 8HK$1,384 HKD
Retailer 7HK$1,491 HKD
Retailer 3HK$2,015 HKD
Retailer 9HK$2,189 HKD
Retailer 4HK$2,664 HKD
B2C JewelsHK$3,044 HKD

11 data points across 12 retailers

12 retailersHK$549 HKD to HK$3,044 HKD

A
Cheapest Retailer
-
HK$549 HKD
$70 USD
A
Retailer 2
-
HK$636 HKD
$81 USD
View
A
Retailer 3
-
HK$722 HKD
$92 USD
View
A
Retailer 4
-
HK$722 HKD
$92 USD
View
B+
Retailer 5
-
HK$957 HKD
$122 USD
View
Retailer 6
-
HK$1,020 HKD
$130 USD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
HK$1,384 HKD
€168 EUR
View
B
Retailer 8
-
HK$1,491 HKD
$190 USD
View
B
Retailer 9
-
HK$2,015 HKD
SGD 347 SGD
View
B
Retailer 10
-
HK$2,189 HKD
$279 USD
View
B
Retailer 11
-
HK$2,664 HKD
$340 USD
View
Most Expensive
B
B2C Jewels
31239392 · Oct 29
HK$3,044 HKD
$388 USD
View
11 more retailers have this diamond
Prices start from HK$549 HKDSave up to HK$2,495 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
0.28ct Round
HK$549 HKD