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Round|Lab Grown|GCAL

2.97ct I SI2 Round Lab Grown Diamond

VG • I/SI2

Diamond specifications and retailer prices

From £276 GBP
As of November 5, 2026
Save £1,590 GBP (85%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,866 GBP at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 2.97ct lab-grown round diamond

This 2.97ct lab-grown round sits in the two to three carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GCAL. Listed at 7 retailers as of November 5, 2026, with prices from £276 to £1,866, a £1,590 spread on the same certified stone. Diamond Exchange Canada lists it at £1,866. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.97
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions9.25 × 9.29 × 5.62 mm
L/W Ratio1.00
Top View
9.25 mm9.29 mm2.97 ctI / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCuletDepth 60.6%

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: Nov 5
Current: £1,866 GBP|Low: £244 GBP|High: £1,866 GBP|Avg: £713 GBP
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 20, 2026
Retailer 3£276 GBP
Retailer 2£319 GBP
Retailer 5£342 GBP
Retailer 6£342 GBP
Retailer 4£1,212 GBP
Diamond Exchange Canada£1,866 GBP

12 data points across 6 retailers

7 retailers£276 GBP to £1,866 GBP

B+
Cheapest Retailer
-
£276 GBP
B+
Retailer 2
-
£319 GBP
View
B+
Retailer 3
-
£342 GBP
View
Retailer 4
-
£342 GBP
View
Price last confirmed 12 days ago
Retailer 5
-
£403 GBP
View
Price last confirmed 52 days ago
B+
Retailer 6
-
£1,212 GBP
View
Most Expensive
B+
Diamond Exchange Canada
1986530653 · Nov 5
£1,866 GBP
CA$3,487 CAD
View
6 more retailers have this diamond
Prices start from £276 GBPSave up to £1,590 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+
2.97ct Round
£276 GBP