Round|Lab Grown|GIA

3.55ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 1499934965

Certificate GIA 1499934965

Diamond specifications and retailer prices

From €796 EUR
$889 USD
As of October 29, 2026
Save €4,172 EUR (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €7,071 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.55ct lab-grown round diamond

This 3.55ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1499934965. Listed at 12 retailers as of October 29, 2026, with a 524% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.55
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginLab Grown
Grading LabGIA
CertificateGIA 1499934965
Dimensions9.78 × 9.83 × 5.96 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Culet sizeNone
Top View
9.78 mm9.83 mm3.55 ctD / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1499934965
Side View
Table 60.0%Crown 34.5°Girdle: MTS-MTSPavilion 41°Culet: NoneDepth 60.8%

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: €7,071 EUR|Low: €686 EUR|High: €7,304 EUR|Avg: €2,381 EUR|-3.2%
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
October 30, 2026
Retailer 11€796 EUR
Retailer 9€866 EUR
Retailer 3€901 EUR
Retailer 2€1,460 EUR
Retailer 13€1,483 EUR
Retailer 8€1,486 EUR
Retailer 4€1,504 EUR
Retailer 5€1,783 EUR
Retailer 12€1,911 EUR
Retailer 10€2,054 EUR
Retailer 6€3,475 EUR
Retailer 7€3,652 EUR
Do Amore Diamonds€7,071 EUR

37 data points across 13 retailers

12 retailers€796 EUR to €4,968 EUR

A
Cheapest Retailer
-
€796 EUR
$889 USD
A
Retailer 2
-
€866 EUR
$968 USD
View
A
Retailer 3
-
€901 EUR
$1,007 USD
View
Final sale: no returns
B+
Retailer 4
-
€1,460 EUR
£1,284 GBP
View
B+
Retailer 5
-
€1,483 EUR
$1,657 USD
View
B+
Retailer 6
-
€1,486 EUR
$1,660 USD
View
B
Retailer 7
-
€1,911 EUR
$2,135 USD
View
B
Retailer 8
-
€2,054 EUR
$2,295 USD
View
B
Retailer 9
-
€3,475 EUR
£3,057 GBP
View
B
Retailer 10
-
€3,652 EUR
$4,080 USD
View
B
Retailer 11
-
€4,968 EUR
$5,550 USD
View
Most Expensive
Do Amore Diamonds
27-7228F3CFA · Oct 31
€7,071 EUR
$7,900 USD
View
Price under review
11 more retailers have this diamond
Prices start from €796 EURSave up to €4,172 EUR

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
3.55ct Round
€796 EUR