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Round|Lab Grown|IGI

2.05ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG839683155

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839683155

Diamond specifications and retailer prices

From £316 GBP
$424 USD
As of October 29, 2026
Save £1,633 GBP (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,949 GBP at Adiamor · As of October 31, 2026
View at Adiamor

About this 2.05ct lab-grown round diamond

This 2.05ct lab-grown round sits in the two to three carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839683155 or 839683155. Listed at 22 retailers as of October 29, 2026, with prices from £316 to £1,949, a £1,633 spread on the same certified stone. Adiamor lists it at £1,949. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.05
Carat
G
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839683155
Dimensions8.21 × 8.24 × 5.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.21 mm8.24 mm2.05 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839683155
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.9%

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: £1,949 GBP|Low: £308 GBP|High: £1,951 GBP|Avg: £914 GBP|-0.1%
Adiamor
Retailer 2
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Retailer 22
October 30, 2026
Retailer 4£316 GBP
Retailer 12£355 GBP
Retailer 6£393 GBP
Retailer 7£393 GBP
Retailer 10£439 GBP
Retailer 3£526 GBP
Retailer 5£526 GBP
Retailer 8£588 GBP
Retailer 20£610 GBP
Retailer 13£635 GBP
Retailer 17£645 GBP
Retailer 18£872 GBP
Retailer 2£890 GBP
Retailer 21£947 GBP
Retailer 9£1,262 GBP
Retailer 14£1,271 GBP
Retailer 11£1,286 GBP
Retailer 19£1,449 GBP
Retailer 16£1,470 GBP
Retailer 22£1,627 GBP
Retailer 15£1,731 GBP
Adiamor£1,949 GBP

30 data points across 22 retailers

22 retailers£316 GBP to £1,949 GBP

A
Cheapest Retailer
-
£316 GBP
$424 USD
A
Retailer 2
-
£355 GBP
$475 USD
View
A
Retailer 3
-
£393 GBP
$526 USD
View
A
Retailer 4
-
£393 GBP
$526 USD
View
A
Retailer 5
-
£439 GBP
HK$4,600 HKD
View
A
Retailer 6
-
£526 GBP
$705 USD
View
A
Retailer 7
-
£526 GBP
$705 USD
View
A
Retailer 8
-
£588 GBP
$788 USD
View
A
Retailer 9
-
£610 GBP
€779 EUR
View
A
Retailer 10
-
£635 GBP
View
A
Retailer 11
-
£645 GBP
View
A
Retailer 12
-
£872 GBP
A$1,797 AUD
View
B+
Retailer 13
-
£890 GBP
$1,193 USD
View
B+
Retailer 14
-
£947 GBP
ZAR 20,491 ZAR
View
B+
Retailer 15
-
£1,262 GBP
$1,691 USD
View
B+
Retailer 16
-
£1,271 GBP
SGD 2,302 SGD
View
B+
Retailer 17
-
£1,286 GBP
$1,724 USD
View
B+
Retailer 18
-
£1,449 GBP
View
B
Retailer 19
-
£1,470 GBP
$1,969 USD
View
B
Retailer 20
-
£1,627 GBP
$2,180 USD
View
B
Retailer 21
-
£1,731 GBP
$2,319 USD
View
Most Expensive
B
Adiamor
D-82359740 · Oct 31
£1,949 GBP
$2,612 USD
View
21 more retailers have this diamond
Prices start from £316 GBPSave up to £1,633 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
2.05ct Round
£316 GBP