Radiant|Lab Grown|GIA

3.09ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • GIA 2477691668

Certificate GIA 2477691668

Diamond specifications and retailer prices

From $1,271 USD
£1,000 GBP
As of October 27, 2026
Save $2,028 USD (61%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,298 USD at MOH London · As of October 26, 2026
View at MOH London

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant 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 2477691668. Listed at 6 retailers as of October 26, 2026, with prices from $1,271 to $3,298, a $2,028 spread on the same certified stone. MOH London lists it at $3,298. 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

3.09
Carat
F
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 2477691668
Dimensions10.22 × 7.35 × 4.70 mm
L/W Ratio1.39
Top View
10.22 mm7.35 mm3.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2477691668
Side View
Table 61.0%CrownGirdle: THK-THKPavilionCulet: NoneDepth 64.0%

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 27
Current: $3,298 USD|Low: $582 USD|High: $3,354 USD|Avg: $1,451 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 27, 2026
Retailer 5$723 USD
Retailer 3$787 USD
Retailer 7$815 USD
Retailer 6$839 USD
Retailer 2$1,271 USD
Retailer 4$2,358 USD
MOH London$3,298 USD

37 data points across 7 retailers

6 retailers$1,271 USD to $3,298 USD

Retailer 1
-
$723 USD
Price last confirmed 9 days ago
Retailer 2
-
$787 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$839 USD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
$1,271 USD
£1,000 GBP
View
Retailer 5
-
$2,358 USD
View
Price last confirmed 7 days ago
Most Expensive
B
MOH London
2477691668 · Oct 26
$3,298 USD
£2,597 GBP
View
5 more retailers have this diamond
Prices start from $1,271 USDSave up to $2,028 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+
3.09ct Radiant
$1,271 USD