Oval|Lab Grown|IGI

3.07ct F SI1 Oval Lab Grown Diamond

EX • F/SI1 • IGI LG774691309

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG774691309

Diamond specifications and retailer prices

From £450 GBP
As of November 6, 2026
Save £944 GBP (68%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,393 GBP at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 3.07ct lab-grown oval diamond

This 3.07ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG774691309 or 774691309. Listed at 8 retailers as of November 4, 2026, with prices from £450 to £1,393, a £944 spread on the same certified stone. Rare Carat lists it at £1,393. 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

3.07
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774691309
Dimensions11.81 × 8.21 × 4.71 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.81 mm8.21 mm3.07 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774691309
Side View
Table 55.0%Crown 31.6°Girdle: THK-VTKPavilion 37.2°Culet: NoneDepth 57.4%

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: Nov 6
Current: £1,393 GBP|Low: £450 GBP|High: £1,420 GBP|Avg: £835 GBP|-1.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5£450 GBP
Retailer 2£536 GBP
Retailer 3£598 GBP
Retailer 6£628 GBP
Retailer 7£773 GBP
Retailer 8£1,107 GBP
Retailer 4£1,305 GBP
Rare Carat£1,393 GBP

44 data points across 8 retailers

8 retailers£450 GBP to £1,393 GBP

B+
Cheapest Retailer
-
£450 GBP
A
Retailer 2
-
£536 GBP
View
A
Retailer 3
-
£598 GBP
View
A
Retailer 4
-
£628 GBP
View
B+
Retailer 5
-
£773 GBP
View
B+
Retailer 6
-
£1,107 GBP
View
B+
Retailer 7
-
£1,305 GBP
View
Most Expensive
B
Rare Carat
HS-57-30A_l_774691309 · Nov 4
£1,393 GBP
$1,865 USD
View
7 more retailers have this diamond
Prices start from £450 GBPSave up to £944 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
3.07ct Oval
£450 GBP