Round|Lab Grown|IGI

10.78ct G VS1 Round Lab Grown Diamond

ID • G/VS1

Diamond specifications and retailer prices

From £1,548 GBP
$2,074 USD
As of October 29, 2026
Save £7,398 GBP (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £8,946 GBP at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 10.78ct lab-grown round diamond

This 10.78ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 11 retailers as of October 29, 2026, with prices from £1,548 to £8,946, a £7,398 spread on the same certified stone. The Diamond Guys lists it at £8,946. 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

10.78
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions14.23 × 14.33 × 8.55 mm
L/W Ratio1.01
Top View
14.23 mm14.33 mm10.78 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 59.8%

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: £3,382 GBP|Low: £1,548 GBP|High: £9,526 GBP|Avg: £3,557 GBP|+26.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
The Diamond Guys
October 30, 2026
Retailer 4£1,548 GBP
Retailer 5£1,792 GBP
Retailer 2£1,967 GBP
Retailer 3£2,725 GBP
Retailer 1£3,382 GBP
The Diamond Guys£8,946 GBP

17 data points across 6 retailers

11 retailers£1,548 GBP to £8,946 GBP

A
Cheapest Retailer
-
£1,548 GBP
$2,074 USD
Retailer 2
-
£1,647 GBP
$2,207 USD
View
Price last confirmed 12 days ago
Retailer 3
-
£1,647 GBP
$2,207 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
£1,792 GBP
$2,401 USD
View
Retailer 5
-
£1,792 GBP
$2,401 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
£1,967 GBP
$2,636 USD
View
A
Retailer 7
-
£2,725 GBP
$3,651 USD
View
Retailer 8
-
£2,899 GBP
$3,884 USD
View
Price last confirmed 23 days ago
Retailer 9
-
£2,899 GBP
$3,884 USD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
£3,382 GBP
CA$6,293 CAD
View
Most Expensive
B
The Diamond Guys
1966903330 · Oct 30
£8,946 GBP
$11,987 USD
View
10 more retailers have this diamond
Prices start from £1,548 GBPSave up to £7,398 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
10.78ct Round
£1,548 GBP