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Round|Lab Grown|IGI

1.30ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG683544829

Shape and cutting style on the report: Round brilliant

Certificate IGI LG683544829

Diamond specifications and retailer prices

From £148 GBP
$198 USD
As of November 1, 2026
Save £736 GBP (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £884 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.3ct lab-grown round diamond

This 1.3ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG683544829 or 683544829. Listed at 20 retailers as of November 1, 2026, with prices from £148 to £884, a £736 spread on the same certified stone. Reve Diamonds lists it at £884. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683544829
Dimensions7.07 × 7.00 × 4.29 mm
L/W Ratio1.01
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 Faint Blue
Top View
7.07 mm7.00 mm1.30 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683544829
Side View
Table 54.0%Crown 33.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.0%

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: £333 GBP|Low: £146 GBP|High: £884 GBP|Avg: £412 GBP|+7.5%
Retailer 1
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Retailer 19
Reve Diamonds
November 2, 2026
Retailer 9£148 GBP
Retailer 7£165 GBP
Retailer 16£171 GBP
Retailer 3£183 GBP
Retailer 4£183 GBP
Retailer 12£315 GBP
Retailer 5£317 GBP
Retailer 1£333 GBP
Retailer 17£334 GBP
Retailer 13£347 GBP
Retailer 19£367 GBP
Retailer 15£446 GBP
Retailer 18£458 GBP
Retailer 6£490 GBP
Retailer 2£529 GBP
Retailer 10£586 GBP
Retailer 8£627 GBP
Retailer 11£636 GBP
Retailer 14£858 GBP
Reve Diamonds£884 GBP

43 data points across 20 retailers

20 retailers£148 GBP to £884 GBP

A
Cheapest Retailer
-
£148 GBP
$198 USD
A
Retailer 2
-
£165 GBP
$221 USD
View
Final sale: no returns
A
Retailer 3
-
£171 GBP
$229 USD
View
Retailer 4
-
£183 GBP
$245 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£183 GBP
$245 USD
View
A
Retailer 6
-
£315 GBP
ZAR 6,832 ZAR
View
A
Retailer 7
-
£317 GBP
$426 USD
View
A
Retailer 8
-
£333 GBP
View
B+
Retailer 9
-
£334 GBP
$448 USD
View
B+
Retailer 10
-
£347 GBP
€444 EUR
View
B+
Retailer 11
-
£367 GBP
$493 USD
View
B+
Retailer 12
-
£446 GBP
A$921 AUD
View
B+
Retailer 13
-
£458 GBP
$615 USD
View
B
Retailer 14
-
£490 GBP
$657 USD
View
Retailer 15
-
£529 GBP
$710 USD
View
Price last confirmed 17 days ago
B
Retailer 16
-
£586 GBP
$787 USD
View
B
Retailer 17
-
£627 GBP
$841 USD
View
B
Retailer 18
-
£648 GBP
$870 USD
View
B
Retailer 19
-
£858 GBP
View
Most Expensive
B
Reve Diamonds
48B4E8CD7 · Nov 1
£884 GBP
$1,186 USD
View
19 more retailers have this diamond
Prices start from £148 GBPSave up to £736 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
1.30ct Round
£148 GBP