CaratHunter
Plans
Oval|Lab Grown|IGI

6.70ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG627466927

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG627466927

Diamond specifications and retailer prices

From £685 GBP
$918 USD
As of October 29, 2026
Save £3,614 GBP (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £4,299 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.7ct lab-grown oval diamond

This 6.7ct lab-grown oval 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 LG627466927 or 627466927. Listed at 22 retailers as of October 29, 2026, with prices from £685 to £4,299, a £3,614 spread on the same certified stone. Brilliant Earth lists it at £4,299. 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

6.70
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627466927
Dimensions15.10 × 10.73 × 6.70 mm
L/W Ratio1.41
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
15.10 mm10.73 mm6.70 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627466927
Side View
Table 58.0%Crown 34.8°Girdle: MED-STKPavilion 41.2°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: Oct 29
Current: £4,299 GBP|Low: £665 GBP|High: £4,299 GBP|Avg: £1,714 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
October 31, 2026
Retailer 7£685 GBP
Retailer 20£746 GBP
Retailer 11£767 GBP
Retailer 3£795 GBP
Retailer 5£795 GBP
Retailer 4£855 GBP
Retailer 17£925 GBP
Retailer 8£1,163 GBP
Retailer 13£1,224 GBP
Retailer 12£1,273 GBP
Retailer 2£1,301 GBP
Retailer 18£1,472 GBP
Retailer 19£1,538 GBP
Retailer 21£1,768 GBP
Retailer 9£2,037 GBP
Retailer 10£2,195 GBP
Retailer 6£2,235 GBP
Retailer 14£2,480 GBP
Retailer 15£2,486 GBP
Retailer 22£2,710 GBP
Retailer 16£2,763 GBP
Retailer 23£3,284 GBP
Brilliant Earth£4,299 GBP

38 data points across 23 retailers

22 retailers£685 GBP to £4,299 GBP

A
Cheapest Retailer
-
£685 GBP
$918 USD
A
Retailer 2
-
£746 GBP
$999 USD
View
A
Retailer 3
-
£795 GBP
$1,065 USD
View
Retailer 4
-
£795 GBP
$1,065 USD
View
Price last confirmed 14 days ago
Retailer 5
-
£855 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
£925 GBP
$1,240 USD
View
A
Retailer 7
-
£1,163 GBP
$1,558 USD
View
A
Retailer 8
-
£1,224 GBP
View
B+
Retailer 9
-
£1,273 GBP
$1,706 USD
View
A
Retailer 10
-
£1,301 GBP
€1,660 EUR
View
B+
Retailer 11
-
£1,472 GBP
A$3,035 AUD
View
A
Retailer 12
-
£1,538 GBP
ZAR 33,284 ZAR
View
B+
Retailer 13
-
£1,768 GBP
$2,369 USD
View
B+
Retailer 14
-
£2,037 GBP
$2,729 USD
View
B+
Retailer 15
-
£2,195 GBP
View
B+
Retailer 16
-
£2,235 GBP
$2,994 USD
View
Retailer 17
-
£2,480 GBP
$3,322 USD
View
Price last confirmed 20 days ago
B+
Retailer 18
-
£2,486 GBP
$3,331 USD
View
Retailer 19
-
£2,710 GBP
View
Price last confirmed 10 days ago
B
Retailer 20
-
£2,763 GBP
$3,701 USD
View
B
Retailer 21
-
£3,284 GBP
$4,400 USD
View
Most Expensive
B
Brilliant Earth
9831697A · Oct 29
£4,299 GBP
$5,760 USD
View
21 more retailers have this diamond
Prices start from £685 GBPSave up to £3,614 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
6.70ct Oval
£685 GBP