Round|Lab Grown|GCAL

3.08ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • GCAL 330610308

Shape and cutting style on the report: Round brilliant

Certificate GCAL 330610308

Diamond specifications and retailer prices

From $409 USD
As of November 1, 2026
Save $3,231 USD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,640 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 330610308. Listed at 18 retailers as of October 31, 2026, with prices from $409 to $3,640, a $3,231 spread on the same certified stone. Do Amore Diamonds lists it at $3,640. 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
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 330610308
Dimensions9.37 × 9.41 × 5.71 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.37 mm9.41 mm3.08 ctH / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGCAL 330610308
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.8%

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: Nov 1
Current: $3,640 USD|Low: $302 USD|High: $4,300 USD|Avg: $1,355 USD|-15.3%
Do Amore Diamonds
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
November 1, 2026
Retailer 10$409 USD
Retailer 3$458 USD
Retailer 4$508 USD
Retailer 14$508 USD
Retailer 5$750 USD
Retailer 11$797 USD
Retailer 8$851 USD
Retailer 7$1,509 USD
Retailer 9$1,554 USD
Retailer 13$1,802 USD
Retailer 6$1,947 USD
Retailer 2$2,059 USD
Retailer 12$2,155 USD
Do Amore Diamonds$3,640 USD

35 data points across 14 retailers

18 retailers$409 USD to $3,640 USD

Retailer 1
-
$379 USD
Price last confirmed 39 days ago
A
Retailer 2
-
$409 USD
View
Retailer 3
-
$425 USD
View
Price last confirmed 38 days ago
A
Retailer 4
-
$458 USD
View
Final sale: no returns
Retailer 5
-
$464 USD
View
Price last confirmed 40 days ago
A
Retailer 6
-
$508 USD
View
Retailer 7
-
$508 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$750 USD
View
A
Retailer 9
-
$766 USD
View
A
Retailer 10
-
$797 USD
View
B+
Retailer 11
-
$1,509 USD
£1,188 GBP
View
B+
Retailer 12
-
$1,554 USD
CA$2,159 CAD
View
Retailer 13
-
$1,668 USD
View
Price last confirmed 41 days ago
B+
Retailer 14
-
$1,802 USD
View
B+
Retailer 15
-
$1,947 USD
View
B+
Retailer 16
-
$2,059 USD
£1,621 GBP
View
B+
Retailer 17
-
$2,155 USD
View
Most Expensive
B
Do Amore Diamonds
27-AD9C12BB9 · Oct 31
$3,640 USD
View
17 more retailers have this diamond
Prices start from $409 USDSave up to $3,231 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.

A
3.08ct Round
$409 USD