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Round|Lab Grown|IGI

1.35ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG361026104

Shape and cutting style on the report: Round brilliant

Certificate IGI LG361026104

Diamond specifications and retailer prices

From £1,277 GBP
$1,711 USD
As of October 29, 2026
Save £1,788 GBP (58%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £7,960 GBP at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.35ct lab-grown round diamond

This 1.35ct 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 LG361026104 or 361026104. Listed at 6 retailers as of October 29, 2026, with a 140% 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

1.35
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG361026104
Dimensions7.14 × 7.11 × 4.35 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.14 mm7.11 mm1.35 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG361026104
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £7,960 GBP|Low: £1,231 GBP|High: £7,960 GBP|Avg: £2,829 GBP|+2.6%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 5£1,277 GBP
Retailer 4£1,390 GBP
Retailer 3£1,481 GBP
Retailer 6£2,560 GBP
Retailer 2£3,065 GBP
Blue Nile£7,960 GBP

20 data points across 6 retailers

6 retailers£1,277 GBP to £3,065 GBP

B+
Cheapest Retailer
-
£1,277 GBP
$1,711 USD
B+
Retailer 2
-
£1,390 GBP
$1,862 USD
View
B+
Retailer 3
-
£1,481 GBP
$1,985 USD
View
B
Retailer 4
-
£2,560 GBP
$3,430 USD
View
B
Retailer 5
-
£3,065 GBP
$4,107 USD
View
Most Expensive
Blue Nile
29834962 · Oct 31
£7,960 GBP
$10,665 USD
View
Price under review
5 more retailers have this diamond
Prices start from £1,277 GBPSave up to £1,788 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.

B+
1.35ct Round
£1,277 GBP