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Round|Lab Grown|IGI

1.29ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG774630422

Shape and cutting style on the report: Round brilliant

Certificate IGI LG774630422

Diamond specifications and retailer prices

From £256 GBP
$343 USD
As of October 29, 2026
Save £1,023 GBP (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,279 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.29ct lab-grown round diamond

This 1.29ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG774630422 or 774630422. Listed at 22 retailers as of October 29, 2026, with prices from £256 to £1,279, a £1,023 spread on the same certified stone. MOH London lists it at £1,279. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774630422
Dimensions6.94 × 6.97 × 4.34 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.94 mm6.97 mm1.29 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774630422
Side View
Table 57.0%Crown 35.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

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 29
Current: £1,279 GBP|Low: £256 GBP|High: £1,390 GBP|Avg: £645 GBP|-7.9%
MOH London
Retailer 2
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Retailer 21
October 30, 2026
Retailer 3£256 GBP
Retailer 9£287 GBP
Retailer 10£297 GBP
Retailer 4£317 GBP
Retailer 21£317 GBP
Retailer 20£353 GBP
Retailer 7£429 GBP
Retailer 19£429 GBP
Retailer 5£502 GBP
Retailer 2£505 GBP
Retailer 11£510 GBP
Retailer 16£513 GBP
Retailer 17£545 GBP
Retailer 13£568 GBP
Retailer 15£770 GBP
Retailer 18£931 GBP
Retailer 14£1,016 GBP
Retailer 6£1,020 GBP
Retailer 8£1,052 GBP
Retailer 12£1,231 GBP
MOH London£1,279 GBP

35 data points across 21 retailers

22 retailers£256 GBP to £1,279 GBP

A
Cheapest Retailer
-
£256 GBP
$343 USD
A
Retailer 2
-
£287 GBP
$384 USD
View
Final sale: no returns
A
Retailer 3
-
£297 GBP
$398 USD
View
A
Retailer 4
-
£317 GBP
$425 USD
View
A
Retailer 5
-
£317 GBP
$425 USD
View
A
Retailer 6
-
£353 GBP
HK$3,700 HKD
View
B+
Retailer 7
-
£429 GBP
$575 USD
View
B+
Retailer 8
-
£429 GBP
$575 USD
View
B+
Retailer 9
-
£502 GBP
$672 USD
View
B+
Retailer 10
-
£505 GBP
View
B+
Retailer 11
-
£510 GBP
$684 USD
View
B+
Retailer 12
-
£513 GBP
€654 EUR
View
B+
Retailer 13
-
£545 GBP
ZAR 11,801 ZAR
View
B+
Retailer 14
-
£568 GBP
View
Retailer 15
-
£687 GBP
$920 USD
View
Price last confirmed 26 days ago
B+
Retailer 16
-
£770 GBP
A$1,588 AUD
View
B
Retailer 17
-
£931 GBP
$1,247 USD
View
B
Retailer 18
-
£1,016 GBP
SGD 1,839 SGD
View
B
Retailer 19
-
£1,020 GBP
$1,367 USD
View
B
Retailer 20
-
£1,052 GBP
$1,409 USD
View
B
Retailer 21
-
£1,231 GBP
$1,649 USD
View
Most Expensive
B
MOH London
LG774630422 · Oct 29
£1,279 GBP
View
21 more retailers have this diamond
Prices start from £256 GBPSave up to £1,023 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
1.29ct Round
£256 GBP