CaratHunter
Plans
Marquise|Lab Grown|IGI

3.08ct E SI1 Marquise Lab Grown Diamond

VG • E/SI1 • IGI LG844652325

Shape and cutting style on the report: Marquise modified brilliant

Certificate IGI LG844652325

Diamond specifications and retailer prices

From £501 GBP
$671 USD
As of October 30, 2026
Save £1,096 GBP (69%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,597 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.08ct lab-grown marquise diamond

This 3.08ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG844652325 or 844652325. Listed at 7 retailers as of October 28, 2026, with prices from £501 to £1,597, a £1,096 spread on the same certified stone. Rare Carat lists it at £1,597. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.08
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle30°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844652325
Dimensions14.36 × 7.07 × 4.49 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.36 mm7.07 mm3.08 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844652325
Side View
Table 55.0%Crown 32.9°Girdle: STK-THKPavilion 30°Culet: NoneDepth 63.5%

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 30
Current: £1,597 GBP|Low: £494 GBP|High: £2,165 GBP|Avg: £912 GBP
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 5£501 GBP
Retailer 2£555 GBP
Retailer 4£604 GBP
Retailer 3£751 GBP
Retailer 6£1,029 GBP
Retailer 7£1,231 GBP
Rare Carat£1,597 GBP

16 data points across 7 retailers

7 retailers£501 GBP to £1,597 GBP

B+
Cheapest Retailer
-
£501 GBP
$671 USD
A
Retailer 2
-
£555 GBP
View
A
Retailer 3
-
£604 GBP
$809 USD
View
A
Retailer 4
-
£751 GBP
$1,006 USD
View
B+
Retailer 5
-
£1,029 GBP
$1,378 USD
View
B+
Retailer 6
-
£1,231 GBP
View
Most Expensive
B
Rare Carat
VX-A-228_l_844652325 · Oct 28
£1,597 GBP
$2,140 USD
View
6 more retailers have this diamond
Prices start from £501 GBPSave up to £1,096 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
3.08ct Marquise
£501 GBP