CaratHunter
Plans
Oval|Lab Grown|GIA

3.56ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • GIA 1488040291

Certificate GIA 1488040291

Diamond specifications and retailer prices

From $1,443 USD
As of October 29, 2026
Save $3,797 USD (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,240 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.56ct lab-grown oval diamond

This 3.56ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1488040291. Listed at 7 retailers as of October 29, 2026, with prices from $1,443 to $5,240, a $3,797 spread on the same certified stone. Brilliant Earth lists it at $5,240. 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

3.56
Carat
F
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1488040291
Dimensions12.14 × 8.67 × 5.43 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Cert comments
This is a man-made diamond.
Key to symbols
Growth Remnant
Top View
12.14 mm8.67 mm3.56 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1488040291
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.6%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $5,240 USD|Low: $1,208 USD|High: $6,161 USD|Avg: $2,464 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 7$1,443 USD
Retailer 8$1,460 USD
Retailer 3$1,570 USD
Retailer 5$1,674 USD
Retailer 4$2,200 USD
Retailer 6$3,138 USD
Retailer 2$3,408 USD
Brilliant Earth$5,240 USD

17 data points across 8 retailers

7 retailers$1,443 USD to $5,240 USD

B+
Cheapest Retailer
-
$1,443 USD
B+
Retailer 2
-
$1,570 USD
View
B+
Retailer 3
-
$1,674 USD
View
B+
Retailer 4
-
$2,200 USD
View
B
Retailer 5
-
$3,138 USD
View
B
Retailer 6
-
$3,408 USD
View
Most Expensive
B
Brilliant Earth
8522606A · Oct 31
$5,240 USD
View
6 more retailers have this diamond
Prices start from $1,443 USDSave up to $3,797 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+
3.56ct Oval
$1,443 USD