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Marquise|Lab Grown|IGI

3.08ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG846692112

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846692112

Diamond specifications and retailer prices

From £408 GBP
As of November 2, 2026
Save £1,027 GBP (72%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,622 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846692112 or 846692112. Listed at 12 retailers as of November 1, 2026, with a 252% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.08
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846692112
Dimensions12.24 × 7.79 × 5.10 mm
L/W Ratio1.57
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.24 mm7.79 mm3.08 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846692112
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.4%

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 2
Current: £1,622 GBP|Low: £331 GBP|High: £1,622 GBP|Avg: £892 GBP
Rare Carat
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 2, 2026
Retailer 13£331 GBP
Retailer 2£408 GBP
Retailer 5£493 GBP
Retailer 8£493 GBP
Retailer 6£603 GBP
Retailer 9£773 GBP
Retailer 12£787 GBP
Retailer 10£1,030 GBP
Retailer 11£1,207 GBP
Retailer 3£1,356 GBP
Retailer 4£1,376 GBP
Retailer 7£1,436 GBP
Rare Carat£1,622 GBP

11 data points across 13 retailers

12 retailers£408 GBP to £1,436 GBP

A
Cheapest Retailer
-
£408 GBP
A
Retailer 2
-
£493 GBP
View
B+
Retailer 3
-
£493 GBP
View
A
Retailer 4
-
£603 GBP
View
A
Retailer 5
-
£773 GBP
View
A
Retailer 6
-
£787 GBP
View
B+
Retailer 7
-
£1,030 GBP
View
B+
Retailer 8
-
£1,207 GBP
View
B
Retailer 9
-
£1,356 GBP
View
B
Retailer 10
-
£1,376 GBP
View
B+
Retailer 11
-
£1,436 GBP
View
Most Expensive
Rare Carat
AJ-1111_l_846692112 · Oct 28
£1,622 GBP
$2,190 USD
View
Price last confirmed 7 days ago
11 more retailers have this diamond
Prices start from £408 GBPSave up to £1,027 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
£408 GBP