Marquise|Lab Grown|IGI

0.97ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG823618145

Certificate IGI LG823618145

Diamond specifications and retailer prices

From £599 GBP
$803 USD
As of October 29, 2026
Save £252 GBP (30%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £851 GBP at Kay Jewelers · As of October 30, 2026
View at Kay Jewelers

About this 0.97ct lab-grown marquise diamond

This 0.97ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG823618145 or 823618145. Listed at 4 retailers as of October 29, 2026, with prices from £599 to £851, a £252 spread on the same certified stone. Kay Jewelers lists it at £851. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.97
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG823618145
Dimensions10.19 × 5.33 × 3.23 mm
L/W Ratio1.91
Top View
10.19 mm5.33 mm0.97 ctE / VVS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823618145
Side View
Table 62.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 60.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £851 GBP|Low: £599 GBP|High: £851 GBP|Avg: £763 GBP
Kay Jewelers
Retailer 2
Retailer 3
Retailer 4
September 28, 2026
Retailer 4£599 GBP
Retailer 2£649 GBP
Kay Jewelers£851 GBP
Retailer 3£851 GBP

3 data points across 4 retailers

4 retailers£599 GBP to £851 GBP

B+
Cheapest Retailer
-
£599 GBP
$803 USD
B
Retailer 2
-
£649 GBP
$870 USD
View
B
Retailer 3
-
£851 GBP
$1,140 USD
View
Most Expensive
B
Kay Jewelers
259851237 · Oct 30
£851 GBP
$1,140 USD
View
3 more retailers have this diamond
Prices start from £599 GBPSave up to £252 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.

B+
0.97ct Marquise
£599 GBP