Round|Lab Grown|IGI

0.35ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG300856

Certificate IGI LG300856

Diamond specifications and retailer prices

From $405 USD
As of October 29, 2026
Save $169 USD (29%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $574 USD at Fonder Diamond · As of October 29, 2026
View at Fonder Diamond

About this 0.35ct lab-grown round diamond

This 0.35ct lab-grown round sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG300856 or 300856. Listed at 3 retailers as of October 29, 2026, with prices from $405 to $574, a $169 spread on the same certified stone. Fonder Diamond lists it at $574. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.35
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG300856
Dimensions4.58 × 4.60 mm
L/W Ratio1.00
Top View
4.58 mm4.60 mm0.35 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG300856
Side View
Table 59.0%CrownGirdle: MED - STKPavilionCulet: NDepth 60.7%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $574 USD|Low: $369 USD|High: $910 USD|Avg: $592 USD|-0.4%
Fonder Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 13, 2026
Retailer 3$369 USD
Retailer 2$405 USD
Retailer 5$496 USD
Fonder Diamond$574 USD
Retailer 6$620 USD
Retailer 7$767 USD
Retailer 4$910 USD

4 data points across 7 retailers

3 retailers$405 USD to $574 USD

B
Cheapest Retailer
-
$405 USD
B
Retailer 2
-
$496 USD
£390 GBP
View
Most Expensive
B
Fonder Diamond
96929166 · Oct 29
$574 USD
SGD 776 SGD
View
2 more retailers have this diamond
Prices start from $405 USDSave up to $169 USD

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.

B
0.35ct Round
$405 USD