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Round|Lab Grown|IGI

3.14ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG608364632

Shape and cutting style on the report: Round brilliant

Certificate IGI LG608364632

Diamond specifications and retailer prices

From £593 GBP
As of November 4, 2026
Save £4,585 GBP (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £5,178 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.14ct lab-grown round diamond

This 3.14ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG608364632 or 608364632. Listed at 21 retailers as of November 4, 2026, with prices from £593 to £5,178, a £4,585 spread on the same certified stone. Brilliant Earth lists it at £5,178. 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

3.14
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG608364632
Dimensions9.33 × 9.37 × 5.80 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
9.33 mm9.37 mm3.14 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG608364632
Side View
Table 58.0%Crown 35.2°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.0%

Caratlytics Score

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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 4
Current: £5,178 GBP|Low: £593 GBP|High: £5,585 GBP|Avg: £1,511 GBP|-6.3%
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
November 5, 2026
Retailer 4£593 GBP
Retailer 3£615 GBP
Retailer 7£744 GBP
Retailer 5£896 GBP
Retailer 6£972 GBP
Retailer 8£977 GBP
Retailer 11£1,001 GBP
Retailer 10£1,387 GBP
Retailer 9£1,428 GBP
Retailer 12£1,513 GBP
Retailer 13£1,992 GBP
Retailer 2£2,406 GBP
Brilliant Earth£5,178 GBP

44 data points across 13 retailers

21 retailers£593 GBP to £5,178 GBP

Retailer 1
-
£530 GBP
Price last confirmed 26 days ago
Retailer 2
-
£576 GBP
View
Price last confirmed 23 days ago
A
Retailer 3
-
£593 GBP
View
Final sale: no returns
Retailer 4
-
£615 GBP
View
Price last confirmed 19 days ago
Retailer 5
-
£615 GBP
View
Price last confirmed 20 days ago
A
Retailer 6
-
£744 GBP
View
A
Retailer 7
-
£896 GBP
View
A
Retailer 8
-
£972 GBP
View
A
Retailer 9
-
£977 GBP
View
A
Retailer 10
-
£1,001 GBP
View
A
Retailer 11
-
£1,387 GBP
View
A
Retailer 12
-
£1,428 GBP
View
B+
Retailer 13
-
£1,513 GBP
View
B+
Retailer 14
-
£1,676 GBP
View
B+
Retailer 15
-
£1,699 GBP
View
Retailer 16
-
£1,728 GBP
View
Price last confirmed 29 days ago
B+
Retailer 17
-
£1,992 GBP
View
B+
Retailer 18
-
£2,096 GBP
View
B+
Retailer 19
-
£2,119 GBP
View
B+
Retailer 20
-
£2,406 GBP
View
Most Expensive
B
Brilliant Earth
10022295A · Nov 4
£5,178 GBP
$6,990 USD
View
20 more retailers have this diamond
Prices start from £593 GBPSave up to £4,585 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
3.14ct Round
£593 GBP