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Oval|Lab Grown|IGI

1.09ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG786634172

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG786634172

Diamond specifications and retailer prices

From £155 GBP
$206 USD
As of October 30, 2026
Save £971 GBP (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,125 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.09ct lab-grown oval diamond

This 1.09ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786634172 or 786634172. Listed at 24 retailers as of October 27, 2026, with prices from £155 to £1,125, a £971 spread on the same certified stone. Queensmith lists it at £1,125. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786634172
Dimensions8.23 × 5.75 × 3.67 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.23 mm5.75 mm1.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786634172
Side View
Table 56.0%Crown 35.1°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £310 GBP|Low: £155 GBP|High: £1,406 GBP|Avg: £408 GBP|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 11£155 GBP
Retailer 12£233 GBP
Retailer 6£295 GBP
Retailer 2£304 GBP
Retailer 1£310 GBP
Retailer 4£354 GBP
Retailer 7£419 GBP
Retailer 10£435 GBP
Retailer 5£458 GBP
Retailer 9£804 GBP
Retailer 3£893 GBP
Retailer 8£901 GBP

40 data points across 12 retailers

24 retailers£155 GBP to £1,125 GBP

Retailer 1
-
£138 GBP
$184 USD
Price last confirmed 19 days ago
A
Retailer 2
-
£155 GBP
$206 USD
View
Final sale: no returns
Retailer 3
-
£161 GBP
$214 USD
View
Price last confirmed 16 days ago
Retailer 4
-
£172 GBP
$229 USD
View
Price last confirmed 27 days ago
Retailer 5
-
£172 GBP
$229 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
£192 GBP
HK$2,000 HKD
View
B+
Retailer 7
-
£233 GBP
$310 USD
View
A
Retailer 8
-
£291 GBP
$388 USD
View
A
Retailer 9
-
£295 GBP
ZAR 6,341 ZAR
View
A
Retailer 10
-
£310 GBP
View
A
Retailer 11
-
£354 GBP
$471 USD
View
B+
Retailer 12
-
£419 GBP
A$858 AUD
View
B+
Retailer 13
-
£435 GBP
$579 USD
View
B+
Retailer 14
-
£458 GBP
$610 USD
View
B+
Retailer 15
-
£469 GBP
SGD 844 SGD
View
Retailer 16
-
£527 GBP
$702 USD
View
Price last confirmed 38 days ago
Retailer 17
-
£552 GBP
$735 USD
View
Price last confirmed 22 days ago
B+
Retailer 18
-
£574 GBP
$764 USD
View
B
Retailer 19
-
£592 GBP
$789 USD
View
B
Retailer 20
-
£804 GBP
View
B
Retailer 21
-
£859 GBP
$1,144 USD
View
Retailer 22
-
£893 GBP
View
Price last confirmed 17 days ago
B
Retailer 23
-
£901 GBP
$1,200 USD
View
Most Expensive
B
Queensmith
LG786634172 · Oct 27
£1,125 GBP
View
23 more retailers have this diamond
Prices start from £155 GBPSave up to £971 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
1.09ct Oval
£155 GBP