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Round|Lab Grown|IGI

3.54ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG685556595

Shape and cutting style on the report: Round brilliant

Certificate IGI LG685556595

Diamond specifications and retailer prices

From $884 AUD
$621 USD
As of October 29, 2026
Save $3,871 AUD (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,755 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG685556595 or 685556595. Listed at 19 retailers as of October 29, 2026, with prices from $884 to $4,755, a $3,871 spread on the same certified stone. Brilliant Earth lists it at $4,755. 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 angle33.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685556595
Dimensions9.82 × 9.86 × 5.96 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.82 mm9.86 mm3.54 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685556595
Side View
Table 59.0%Crown 33.8°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
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: Oct 29
Current: $4,755 AUD|Low: $708 AUD|High: $4,968 AUD|Avg: $2,492 AUD|-4.3%
Brilliant Earth
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
October 30, 2026
Retailer 14$884 AUD
Retailer 3$991 AUD
Retailer 11$1,281 AUD
Retailer 15$1,540 AUD
Retailer 7$1,599 AUD
Retailer 5$1,614 AUD
Retailer 10$1,628 AUD
Retailer 2$2,316 AUD
Retailer 13$2,379 AUD
Retailer 9$2,381 AUD
Retailer 12$2,869 AUD
Retailer 4$3,461 AUD
Retailer 8$4,345 AUD
Brilliant Earth$4,755 AUD
Retailer 6$4,846 AUD

35 data points across 15 retailers

19 retailers$884 AUD to $4,755 AUD

A
Cheapest Retailer
-
$884 AUD
$621 USD
A
Retailer 2
-
$991 AUD
$696 USD
View
Final sale: no returns
A
Retailer 3
-
$991 AUD
$696 USD
View
Retailer 4
-
$1,096 AUD
$770 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,096 AUD
$770 USD
View
A
Retailer 6
-
$1,281 AUD
$900 USD
View
A
Retailer 7
-
$1,540 AUD
$1,082 USD
View
A
Retailer 8
-
$1,599 AUD
$1,123 USD
View
A
Retailer 9
-
$1,614 AUD
$1,134 USD
View
A
Retailer 10
-
$1,628 AUD
€1,089 EUR
View
B+
Retailer 11
-
$2,316 AUD
View
B+
Retailer 12
-
$2,379 AUD
$1,671 USD
View
B+
Retailer 13
-
$2,381 AUD
ZAR 27,024 ZAR
View
Retailer 14
-
$2,869 AUD
$2,015 USD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$2,884 AUD
$2,026 USD
View
B
Retailer 16
-
$3,461 AUD
SGD 3,285 SGD
View
B
Retailer 17
-
$3,542 AUD
$2,488 USD
View
B
Retailer 18
-
$4,345 AUD
£2,403 GBP
View
Most Expensive
B
Brilliant Earth
14082586A · Oct 29
$4,755 AUD
$3,340 USD
View
18 more retailers have this diamond
Prices start from $884 AUDSave up to $3,871 AUD

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
$884 AUD