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Round|Lab Grown|IGI

1.28ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG825665171

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825665171

Diamond specifications and retailer prices

From HK$2,118 HKD
$270 USD
As of October 29, 2026
Save HK$12,239 HKD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$14,358 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825665171 or 825665171. Listed at 19 retailers as of October 29, 2026, with prices from HK$2,118 to HK$14,358, a HK$12,239 spread on the same certified stone. Brilliant Earth lists it at HK$14,358. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825665171
Dimensions6.94 × 6.92 × 4.32 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.94 mm6.92 mm1.28 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825665171
Side View
Table 56.0%Crown 35.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A+
Exceptional
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$14,358 HKD|Low: HK$2,377 HKD|High: HK$14,358 HKD|Avg: HK$6,664 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 30, 2026
Retailer 6HK$2,377 HKD
Retailer 3HK$2,456 HKD
Retailer 11HK$3,884 HKD
Retailer 9HK$4,325 HKD
Retailer 4HK$4,354 HKD
Retailer 10HK$4,517 HKD
Retailer 2HK$4,606 HKD
Retailer 5HK$5,720 HKD
Retailer 15HK$8,073 HKD
Retailer 14HK$8,442 HKD
Retailer 7HK$8,850 HKD
Retailer 13HK$9,266 HKD
Retailer 8HK$10,592 HKD
Retailer 12HK$12,514 HKD
Brilliant EarthHK$14,358 HKD

40 data points across 15 retailers

19 retailersHK$2,118 HKD to HK$14,358 HKD

A+
Cheapest Retailer
-
HK$2,118 HKD
$270 USD
A
Retailer 2
-
HK$2,377 HKD
$303 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,456 HKD
$313 USD
View
A
Retailer 4
-
HK$2,628 HKD
$335 USD
View
A
Retailer 5
-
HK$2,628 HKD
$335 USD
View
A
Retailer 6
-
HK$3,884 HKD
$495 USD
View
A
Retailer 7
-
HK$4,325 HKD
€525 EUR
View
A
Retailer 8
-
HK$4,354 HKD
$555 USD
View
A
Retailer 9
-
HK$4,517 HKD
ZAR 9,301 ZAR
View
A
Retailer 10
-
HK$4,606 HKD
£462 GBP
View
A
Retailer 11
-
HK$5,720 HKD
$729 USD
View
B+
Retailer 12
-
HK$8,073 HKD
$1,029 USD
View
B+
Retailer 13
-
HK$8,442 HKD
SGD 1,454 SGD
View
B+
Retailer 14
-
HK$8,450 HKD
$1,077 USD
View
B+
Retailer 15
-
HK$8,850 HKD
$1,128 USD
View
B+
Retailer 16
-
HK$9,266 HKD
$1,181 USD
View
B+
Retailer 17
-
HK$10,592 HKD
£1,063 GBP
View
Retailer 18
-
HK$12,514 HKD
$1,595 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21433907A · Oct 29
HK$14,358 HKD
$1,830 USD
View
18 more retailers have this diamond
Prices start from HK$2,118 HKDSave up to HK$12,239 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+
1.28ct Round
HK$2,118 HKD