CaratHunter
Plans
Round|Lab Grown|IGI

1.28ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG567368239

Shape and cutting style on the report: Round brilliant

Certificate IGI LG567368239

Diamond specifications and retailer prices

From €181 EUR
$202 USD
As of October 29, 2026
Save €874 EUR (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,092 EUR at Rare Carat · As of October 18, 2026
View at Rare Carat

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG567368239 or 567368239. Listed at 17 retailers as of October 29, 2026, with a 482% 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

1.28
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567368239
Dimensions6.98 × 6.92 × 4.30 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
6.98 mm6.92 mm1.28 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567368239
Side View
Table 55.5%Crown 35.4°Girdle: Med.Pavilion 40.4°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: €1,092 EUR|Low: €181 EUR|High: €1,105 EUR|Avg: €501 EUR|-1.2%
Rare Carat
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
October 30, 2026
Retailer 3€181 EUR
Retailer 15€202 EUR
Retailer 14€210 EUR
Retailer 8€225 EUR
Retailer 9€225 EUR
Retailer 2€363 EUR
Retailer 12€385 EUR
Retailer 5€389 EUR
Retailer 10€410 EUR
Retailer 7€514 EUR
Retailer 13€549 EUR
Retailer 17€633 EUR
Retailer 6€721 EUR
Retailer 16€724 EUR
Retailer 4€770 EUR
Retailer 11€1,055 EUR
Rare Carat€1,092 EUR

36 data points across 17 retailers

17 retailers€181 EUR to €1,055 EUR

A
Cheapest Retailer
-
€181 EUR
$202 USD
A
Retailer 2
-
€202 EUR
$225 USD
View
Final sale: no returns
A
Retailer 3
-
€210 EUR
$234 USD
View
A
Retailer 4
-
€225 EUR
$250 USD
View
A
Retailer 5
-
€225 EUR
$250 USD
View
A
Retailer 6
-
€363 EUR
£319 GBP
View
A
Retailer 7
-
€385 EUR
ZAR 6,931 ZAR
View
A
Retailer 8
-
€389 EUR
$433 USD
View
A
Retailer 9
-
€410 EUR
£359 GBP
View
A
Retailer 10
-
€514 EUR
$572 USD
View
A
Retailer 11
-
€549 EUR
A$940 AUD
View
A
Retailer 12
-
€633 EUR
$705 USD
View
A
Retailer 13
-
€721 EUR
$803 USD
View
A
Retailer 14
-
€724 EUR
$806 USD
View
B+
Retailer 15
-
€770 EUR
$857 USD
View
B
Retailer 16
-
€1,055 EUR
£925 GBP
View
Most Expensive
Rare Carat
AL/704-11_l_567368239 · Oct 18
€1,092 EUR
$1,215 USD
View
Price last confirmed 12 days ago
16 more retailers have this diamond
Prices start from €181 EURSave up to €874 EUR

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
€181 EUR