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Round|Lab Grown|IGI

2.05ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG617489637

Shape and cutting style on the report: Round brilliant

Certificate IGI LG617489637

Diamond specifications and retailer prices

From €210 EUR
$235 USD
As of November 1, 2026
Save €707 EUR (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,477 EUR at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 2.05ct lab-grown round diamond

This 2.05ct lab-grown round sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG617489637 or 617489637. Listed at 15 retailers as of November 1, 2026, with a 336% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.05
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617489637
Dimensions8.16 × 8.13 × 5.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
8.16 mm8.13 mm2.05 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617489637
Side View
Table 57.0%Crown 35.2°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €1,477 EUR|Low: €210 EUR|High: €1,674 EUR|Avg: €591 EUR|-11.8%
Brilliant Earth
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
November 1, 2026
Retailer 3€210 EUR
Retailer 10€244 EUR
Retailer 14€261 EUR
Retailer 15€261 EUR
Retailer 13€431 EUR
Retailer 5€441 EUR
Retailer 9€459 EUR
Retailer 8€492 EUR
Retailer 7€509 EUR
Retailer 6€573 EUR
Retailer 4€839 EUR
Retailer 12€842 EUR
Retailer 2€917 EUR
Retailer 11€1,052 EUR
Brilliant Earth€1,477 EUR

38 data points across 15 retailers

15 retailers€210 EUR to €917 EUR

A
Cheapest Retailer
-
€210 EUR
$235 USD
A
Retailer 2
-
€244 EUR
$273 USD
View
A
Retailer 3
-
€261 EUR
$292 USD
View
Retailer 4
-
€261 EUR
$292 USD
View
Price last confirmed 7 days ago
Retailer 5
-
€431 EUR
£379 GBP
View
Price last confirmed 15 days ago
B+
Retailer 6
-
€441 EUR
$493 USD
View
A
Retailer 7
-
€459 EUR
View
A
Retailer 8
-
€492 EUR
£433 GBP
View
A
Retailer 9
-
€509 EUR
$569 USD
View
B+
Retailer 10
-
€573 EUR
$640 USD
View
B+
Retailer 11
-
€839 EUR
$937 USD
View
B
Retailer 12
-
€842 EUR
$941 USD
View
B+
Retailer 13
-
€917 EUR
$1,025 USD
View
Retailer 14
-
€1,052 EUR
£925 GBP
View
Price last confirmed 11 days ago
Most Expensive
Brilliant Earth
8988852A · Oct 16
€1,477 EUR
$1,650 USD
View
Price last confirmed 16 days ago
14 more retailers have this diamond
Prices start from €210 EURSave up to €707 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
2.05ct Round
€210 EUR