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Round|Lab Grown|IGI

1.24ct D VVS2 Round Lab Grown Diamond

ID • D/VVS2 • IGI LG778645603

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778645603

Diamond specifications and retailer prices

From £147 GBP
$197 USD
As of October 29, 2026
Save £1,483 GBP (91%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,630 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.24ct lab-grown round diamond

This 1.24ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778645603 or 778645603. Listed at 22 retailers as of October 27, 2026, with prices from £147 to £1,630, a £1,483 spread on the same certified stone. Queensmith lists it at £1,630. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778645603
Dimensions6.86 × 6.89 × 4.23 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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
6.86 mm6.89 mm1.24 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778645603
Side View
Table 59.0%Crown 35.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.5%

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: £299 GBP|Low: £164 GBP|High: £861 GBP|Avg: £397 GBP|-0.1%
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 3£164 GBP
Retailer 11£246 GBP
Retailer 1£299 GBP
Retailer 7£312 GBP
Retailer 4£327 GBP
Retailer 5£332 GBP
Retailer 6£335 GBP
Retailer 2£366 GBP
Retailer 8£443 GBP
Retailer 10£468 GBP
Retailer 12£625 GBP
Retailer 9£851 GBP

43 data points across 12 retailers

22 retailers£147 GBP to £1,630 GBP

A
Cheapest Retailer
-
£147 GBP
$197 USD
A
Retailer 2
-
£164 GBP
$220 USD
View
Final sale: no returns
A
Retailer 3
-
£170 GBP
$228 USD
View
A
Retailer 4
-
£182 GBP
$244 USD
View
A
Retailer 5
-
£182 GBP
$244 USD
View
A
Retailer 6
-
£210 GBP
HK$2,200 HKD
View
B+
Retailer 7
-
£246 GBP
$330 USD
View
A
Retailer 8
-
£299 GBP
View
A
Retailer 9
-
£312 GBP
ZAR 6,760 ZAR
View
A
Retailer 10
-
£327 GBP
$438 USD
View
A
Retailer 11
-
£332 GBP
View
B+
Retailer 12
-
£335 GBP
€427 EUR
View
B+
Retailer 13
-
£366 GBP
$490 USD
View
B+
Retailer 14
-
£443 GBP
A$914 AUD
View
B+
Retailer 15
-
£468 GBP
$627 USD
View
B
Retailer 16
-
£584 GBP
$783 USD
View
B
Retailer 17
-
£594 GBP
SGD 1,076 SGD
View
B
Retailer 18
-
£615 GBP
$824 USD
View
B
Retailer 19
-
£625 GBP
$837 USD
View
B
Retailer 20
-
£851 GBP
View
B
Retailer 21
-
£883 GBP
$1,182 USD
View
Most Expensive
B
Queensmith
LG778645603 · Oct 27
£1,630 GBP
View
21 more retailers have this diamond
Prices start from £147 GBPSave up to £1,483 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
1.24ct Round
£147 GBP