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Round|Lab Grown|IGI

3.54ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG603336029

Shape and cutting style on the report: Round brilliant

Certificate IGI LG603336029

Diamond specifications and retailer prices

From £527 GBP
$706 USD
As of October 29, 2026
Save £1,909 GBP (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,436 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 3.54ct lab-grown round diamond

This 3.54ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG603336029 or 603336029. Listed at 16 retailers as of October 29, 2026, with prices from £527 to £2,436, a £1,909 spread on the same certified stone. MOH London lists it at £2,436. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.54
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG603336029
Dimensions9.77 × 9.72 × 6.07 mm
L/W Ratio1.01
Girdle conditionFaceted
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
9.77 mm9.72 mm3.54 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG603336029
Side View
Table 57.0%Crown 35.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.3%

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: £2,436 GBP|Low: £527 GBP|High: £2,593 GBP|Avg: £1,168 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 5£527 GBP
Retailer 12£573 GBP
Retailer 16£590 GBP
Retailer 7£617 GBP
Retailer 8£653 GBP
Retailer 9£743 GBP
Retailer 14£851 GBP
Retailer 11£860 GBP
Retailer 3£912 GBP
Retailer 15£993 GBP
Retailer 10£1,380 GBP
Retailer 6£1,433 GBP
Retailer 13£1,505 GBP
Retailer 2£1,718 GBP
Retailer 4£2,107 GBP
MOH London£2,436 GBP

35 data points across 16 retailers

16 retailers£527 GBP to £2,436 GBP

A
Cheapest Retailer
-
£527 GBP
$706 USD
A
Retailer 2
-
£573 GBP
$768 USD
View
A
Retailer 3
-
£590 GBP
$790 USD
View
Final sale: no returns
A
Retailer 4
-
£617 GBP
$827 USD
View
Retailer 5
-
£653 GBP
$875 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
£743 GBP
$995 USD
View
A
Retailer 7
-
£851 GBP
$1,140 USD
View
A
Retailer 8
-
£860 GBP
$1,152 USD
View
A
Retailer 9
-
£912 GBP
View
B+
Retailer 10
-
£993 GBP
$1,331 USD
View
B+
Retailer 11
-
£1,380 GBP
A$2,845 AUD
View
B+
Retailer 12
-
£1,433 GBP
ZAR 31,011 ZAR
View
B
Retailer 13
-
£1,505 GBP
$2,017 USD
View
B
Retailer 14
-
£1,718 GBP
$2,302 USD
View
B
Retailer 15
-
£2,107 GBP
$2,823 USD
View
Most Expensive
B
MOH London
LG603336029 · Oct 29
£2,436 GBP
View
15 more retailers have this diamond
Prices start from £527 GBPSave up to £1,909 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
3.54ct Round
£527 GBP