Radiant|Lab Grown|IGI

0.78ct H SI2 Radiant Lab Grown Diamond

ID • H/SI2 • IGI LG530227337

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG530227337

Diamond specifications and retailer prices

From €125 EUR
$140 USD
As of October 30, 2026
Save €675 EUR (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €800 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 0.78ct lab-grown radiant diamond

This 0.78ct lab-grown radiant sits in the just-under-one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG530227337 or 530227337. Listed at 11 retailers as of October 26, 2026, with prices from €125 to €800, a €675 spread on the same certified stone. MOH London lists it at €800. 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

0.78
Carat
H
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530227337
Dimensions6.64 × 4.54 × 3.04 mm
L/W Ratio1.46
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.64 mm4.54 mm0.78 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530227337
Side View
Table 66.0%Crown 44.6°Girdle: Slightly ThickPavilionCulet: NoneDepth 67.0%

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 30
Current: €800 EUR|Low: €125 EUR|High: €809 EUR|Avg: €378 EUR|-0.8%
MOH London
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
October 31, 2026
Retailer 13€125 EUR
Retailer 8€145 EUR
Retailer 9€155 EUR
Retailer 12€155 EUR
Retailer 11€290 EUR
Retailer 6€293 EUR
Retailer 5€310 EUR
Retailer 3€349 EUR
Retailer 2€385 EUR
Retailer 10€433 EUR
Retailer 7€526 EUR
Retailer 14€550 EUR
Retailer 4€593 EUR
MOH London€800 EUR

13 data points across 14 retailers

11 retailers€125 EUR to €800 EUR

A
Cheapest Retailer
-
€125 EUR
$140 USD
A
Retailer 2
-
€145 EUR
$162 USD
View
A
Retailer 3
-
€155 EUR
$173 USD
View
A
Retailer 4
-
€155 EUR
$173 USD
View
A
Retailer 5
-
€290 EUR
$324 USD
View
Retailer 6
-
€349 EUR
£307 GBP
View
Price last confirmed 24 days ago
B+
Retailer 7
-
€385 EUR
$430 USD
View
B+
Retailer 8
-
€433 EUR
$484 USD
View
B
Retailer 9
-
€526 EUR
$588 USD
View
B
Retailer 10
-
€550 EUR
$614 USD
View
Most Expensive
B
MOH London
LG530227337 · Oct 26
€800 EUR
£704 GBP
View
10 more retailers have this diamond
Prices start from €125 EURSave up to €675 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
0.78ct Radiant
€125 EUR