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Round|Lab Grown|IGI

1.29ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG841678322

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841678322

Diamond specifications and retailer prices

From £136 GBP
$182 USD
As of November 1, 2026
Save £655 GBP (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £790 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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841678322 or 841678322. Listed at 21 retailers as of October 29, 2026, with prices from £136 to £790, a £655 spread on the same certified stone. MOH London lists it at £790. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841678322
Dimensions6.95 × 7.01 × 4.29 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.95 mm7.01 mm1.29 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841678322
Side View
Table 60.0%Crown 35.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.5%

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: Nov 1
Current: £790 GBP|Low: £130 GBP|High: £795 GBP|Avg: £364 GBP|-0.6%
MOH London
Retailer 2
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November 1, 2026
Retailer 19£136 GBP
Retailer 7£157 GBP
Retailer 5£168 GBP
Retailer 8£168 GBP
Retailer 4£191 GBP
Retailer 10£227 GBP
Retailer 13£281 GBP
Retailer 15£282 GBP
Retailer 2£290 GBP
Retailer 14£303 GBP
Retailer 3£355 GBP
Retailer 6£367 GBP
Retailer 16£399 GBP
Retailer 17£410 GBP
Retailer 18£462 GBP
Retailer 20£540 GBP
Retailer 12£559 GBP
Retailer 11£572 GBP
Retailer 9£581 GBP
MOH London£790 GBP

32 data points across 20 retailers

21 retailers£136 GBP to £790 GBP

A
Cheapest Retailer
-
£136 GBP
$182 USD
A
Retailer 2
-
£157 GBP
$211 USD
View
Retailer 3
-
£168 GBP
$226 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
£168 GBP
$226 USD
View
A
Retailer 5
-
£191 GBP
HK$2,000 HKD
View
B+
Retailer 6
-
£227 GBP
$305 USD
View
A
Retailer 7
-
£281 GBP
View
A
Retailer 8
-
£282 GBP
€361 EUR
View
A
Retailer 9
-
£290 GBP
ZAR 6,289 ZAR
View
A
Retailer 10
-
£303 GBP
View
B+
Retailer 11
-
£355 GBP
$476 USD
View
B+
Retailer 12
-
£367 GBP
$493 USD
View
B+
Retailer 13
-
£399 GBP
$536 USD
View
B+
Retailer 14
-
£410 GBP
A$846 AUD
View
Retailer 15
-
£462 GBP
$620 USD
View
Price last confirmed 12 days ago
B
Retailer 16
-
£540 GBP
$725 USD
View
B
Retailer 17
-
£559 GBP
SGD 1,013 SGD
View
B
Retailer 18
-
£572 GBP
$767 USD
View
B
Retailer 19
-
£581 GBP
$779 USD
View
B
Retailer 20
-
£589 GBP
$790 USD
View
Most Expensive
B
MOH London
LG841678322 · Oct 29
£790 GBP
View
20 more retailers have this diamond
Prices start from £136 GBPSave up to £655 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
£136 GBP