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Round|Lab Grown|IGI

0.77ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG752526927

Shape and cutting style on the report: Round brilliant

Certificate IGI LG752526927

Diamond specifications and retailer prices

From £89 GBP
$119 USD
As of October 29, 2026
Save £842 GBP (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £932 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.77ct lab-grown round diamond

This 0.77ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG752526927 or 752526927. Listed at 17 retailers as of October 29, 2026, with prices from £89 to £932, a £842 spread on the same certified stone. MOH London lists it at £932. 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

0.77
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG752526927
Dimensions5.95 × 5.92 × 3.60 mm
L/W Ratio1.01
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
5.95 mm5.92 mm0.77 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG752526927
Side View
Table 56.0%Crown 33.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.7%

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: £932 GBP|Low: £86 GBP|High: £938 GBP|Avg: £273 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 8£89 GBP
Retailer 10£100 GBP
Retailer 12£104 GBP
Retailer 6£131 GBP
Retailer 3£184 GBP
Retailer 5£199 GBP
Retailer 9£215 GBP
Retailer 2£228 GBP
Retailer 11£346 GBP
Retailer 7£398 GBP
Retailer 4£400 GBP
MOH London£932 GBP

44 data points across 12 retailers

17 retailers£89 GBP to £932 GBP

A
Cheapest Retailer
-
£89 GBP
$119 USD
A
Retailer 2
-
£100 GBP
$133 USD
View
Final sale: no returns
A
Retailer 3
-
£104 GBP
$138 USD
View
A
Retailer 4
-
£118 GBP
$157 USD
View
A
Retailer 5
-
£118 GBP
$157 USD
View
Retailer 6
-
£131 GBP
$175 USD
View
Price last confirmed 12 days ago
Retailer 7
-
£131 GBP
$175 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
£184 GBP
$245 USD
View
A
Retailer 9
-
£199 GBP
€253 EUR
View
A
Retailer 10
-
£215 GBP
$286 USD
View
B+
Retailer 11
-
£228 GBP
View
B+
Retailer 12
-
£346 GBP
$461 USD
View
B
Retailer 13
-
£357 GBP
$475 USD
View
Retailer 14
-
£360 GBP
$480 USD
View
Price last confirmed 31 days ago
B
Retailer 15
-
£398 GBP
$530 USD
View
B
Retailer 16
-
£400 GBP
$532 USD
View
Most Expensive
B
MOH London
LG752526927 · Oct 29
£932 GBP
View
16 more retailers have this diamond
Prices start from £89 GBPSave up to £842 GBP

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
0.77ct Round
£89 GBP