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3.53ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • GIA 5222670708

Certificate GIA 5222670708

Diamond specifications and retailer prices

From £1,237 GBP
$1,660 USD
As of November 1, 2026
Save £2,341 GBP (65%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £3,578 GBP at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 3.53ct lab-grown round diamond

This 3.53ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5222670708. Listed at 3 retailers as of November 1, 2026, with prices from £1,237 to £3,578, a £2,341 spread on the same certified stone. The Diamond Guys lists it at £3,578. 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

3.53
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginLab Grown
Grading LabGIA
CertificateGIA 5222670708
Dimensions9.76 × 9.72 × 6.05 mm
L/W Ratio1.00
Top View
9.76 mm9.72 mm3.53 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5222670708
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.1%

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: Nov 1
Current: £1,374 GBP|Low: £1,374 GBP|High: £3,578 GBP|Avg: £2,517 GBP
Retailer 1
Retailer 2
The Diamond Guys
October 29, 2026
Retailer 1£1,374 GBP
Retailer 2£2,028 GBP
The Diamond Guys£3,578 GBP

2 data points across 3 retailers

3 retailers£1,237 GBP to £3,578 GBP

B+
Cheapest Retailer
-
£1,237 GBP
$1,660 USD
B
Retailer 2
-
£2,028 GBP
CA$3,780 CAD
View
Most Expensive
B
The Diamond Guys
1779253139 · Nov 1
£3,578 GBP
$4,801 USD
View
2 more retailers have this diamond
Prices start from £1,237 GBPSave up to £2,341 GBP

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+
3.53ct Round
£1,237 GBP