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Round|Lab Grown|GCAL

3.08ct H SI1 Round Lab Grown Diamond

EX • H/SI1

Diamond specifications and retailer prices

From $459 USD
As of October 30, 2026
Save $2,297 USD (83%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,756 USD at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 3.08ct lab-grown round diamond

This 3.08ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL. Listed at 2 retailers as of October 30, 2026, with prices from $459 to $2,756, a $2,297 spread on the same certified stone. Diamond Exchange Canada lists it at $2,756. 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

3.08
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions9.37 × 9.41 × 5.71 mm
L/W Ratio1.00
Top View
9.37 mm9.41 mm3.08 ctH / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGCAL
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCuletDepth 60.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,756 USD|Low: $379 USD|High: $2,756 USD|Avg: $1,112 USD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 20, 2026
Retailer 3$379 USD
Retailer 2$459 USD
Retailer 5$464 USD
Retailer 6$601 USD
Retailer 4$1,668 USD
Diamond Exchange Canada$2,756 USD

8 data points across 6 retailers

2 retailers$459 USD to $2,756 USD

B+
Cheapest Retailer
-
$459 USD
Most Expensive
B
Diamond Exchange Canada
1986529930 · Oct 30
$2,756 USD
CA$3,828 CAD
View
1 more retailer has this diamond
Prices start from $459 USDSave up to $2,297 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+
3.08ct Round
$459 USD