Asscher|Lab Grown|IGI

1.33ct G VS1 Asscher Lab Grown Diamond

EX • G/VS1 • IGI LG630449639

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG630449639

Diamond specifications and retailer prices

From £340 GBP
$455 USD
As of November 1, 2026
Save £1,218 GBP (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,954 GBP at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

About this 1.33ct lab-grown asscher diamond

This 1.33ct lab-grown asscher 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 LG630449639 or 630449639. Listed at 14 retailers as of October 31, 2026, with a 359% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630449639
Dimensions6.09 × 6.03 × 3.92 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.09 mm6.03 mm1.33 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630449639
Side View
Table 64.0%Crown 34.9°Girdle: MediumPavilion 39.9°Culet: NoneDepth 65.0%

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: Nov 1
Current: £340 GBP|Low: £203 GBP|High: £2,926 GBP|Avg: £876 GBP|+67.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 1£340 GBP
Retailer 11£363 GBP
Retailer 10£408 GBP
Retailer 13£515 GBP
Retailer 3£637 GBP
Retailer 5£641 GBP
Retailer 7£743 GBP
Retailer 9£775 GBP
Retailer 8£1,099 GBP
Retailer 2£1,319 GBP
Retailer 4£1,557 GBP
Retailer 6£1,882 GBP
Retailer 12£2,926 GBP

40 data points across 13 retailers

14 retailers£340 GBP to £1,557 GBP

A
Cheapest Retailer
-
£340 GBP
$455 USD
A
Retailer 2
-
£363 GBP
$487 USD
View
Final sale: no returns
Retailer 3
-
£408 GBP
$547 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
£515 GBP
$690 USD
View
B
Retailer 5
-
£637 GBP
$853 USD
View
B
Retailer 6
-
£641 GBP
$859 USD
View
B
Retailer 7
-
£743 GBP
View
B
Retailer 8
-
£775 GBP
ZAR 16,772 ZAR
View
B
Retailer 9
-
£1,099 GBP
A$2,265 AUD
View
B
Retailer 10
-
£1,319 GBP
View
B
Retailer 11
-
£1,557 GBP
$2,087 USD
View
Retailer 12
-
£1,882 GBP
View
Price under review
Most Expensive
Diamond Quarter
1.33VS1G633976DBN · Nov 2
£1,954 GBP
View
Price under review
12 more retailers have this diamond
Prices start from £340 GBPSave up to £1,218 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
1.33ct Asscher
£340 GBP