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Cushion|Lab Grown|IGI

3.08ct I VS1 Cushion Lab Grown Diamond

ID • I/VS1 • IGI LG570352388

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG570352388

Diamond specifications and retailer prices

From £549 GBP
$735 USD
As of October 29, 2026
Save £1,861 GBP (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £6,611 GBP at Ting Diamond · As of October 30, 2026
View at Ting Diamond

About this 3.08ct lab-grown cushion diamond

This 3.08ct lab-grown cushion sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG570352388 or 570352388. Listed at 12 retailers as of October 29, 2026, with a 339% 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
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570352388
Dimensions9.65 × 8.05 × 5.36 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.65 mm8.05 mm3.08 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570352388
Side View
Table 62.5%Crown 32.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 66.6%

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 29
Current: £1,687 GBP|Low: £382 GBP|High: £6,611 GBP|Avg: £1,991 GBP|-34.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Ting Diamond
October 30, 2026
Retailer 2£549 GBP
Retailer 8£569 GBP
Retailer 7£702 GBP
Retailer 12£797 GBP
Retailer 10£906 GBP
Retailer 9£928 GBP
Retailer 6£1,321 GBP
Retailer 1£1,687 GBP
Retailer 11£1,774 GBP
Retailer 3£1,962 GBP
Retailer 5£2,409 GBP
Retailer 4£4,254 GBP
Ting Diamond£6,611 GBP

26 data points across 13 retailers

12 retailers£549 GBP to £2,409 GBP

A
Cheapest Retailer
-
£549 GBP
$735 USD
Final sale: no returns
Retailer 2
-
£569 GBP
$762 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
£702 GBP
$940 USD
View
A
Retailer 4
-
£797 GBP
$1,068 USD
View
A
Retailer 5
-
£906 GBP
$1,214 USD
View
A
Retailer 6
-
£928 GBP
$1,244 USD
View
B+
Retailer 7
-
£1,321 GBP
ZAR 28,586 ZAR
View
B+
Retailer 8
-
£1,687 GBP
$2,260 USD
View
B+
Retailer 9
-
£1,774 GBP
View
B
Retailer 10
-
£1,962 GBP
$2,629 USD
View
B
Retailer 11
-
£2,409 GBP
View
Most Expensive
Ting Diamond
9165634 · Oct 30
£6,611 GBP
HK$69,200 HKD
View
Price under review
11 more retailers have this diamond
Prices start from £549 GBPSave up to £1,861 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 Cushion
£549 GBP