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Radiant|Lab Grown

1.05ct G SI1 Radiant Lab Grown Diamond

G/SI1 • 0DC7DD7291

Diamond specifications and retailer prices

From £96 GBP
As of November 6, 2026
Save £285 GBP (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £381 GBP at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included). Listed at 4 retailers as of November 6, 2026, with prices from £96 to £381, a £285 spread on the same certified stone. NZ Jewellers lists it at £381. 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

1.05
Carat
G
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading Lab
Certificate0DC7DD7291
Dimensions6.79 × 5.19 × 3.35 mm
L/W Ratio1.31
Top View
6.79 mm5.19 mm1.05 ctG / SI1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
Certificate0DC7DD7291
Side View
Table 68.6%CrownGirdlePavilionCuletDepth 64.7%

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 6
Current: £381 GBP|Low: £92 GBP|High: £381 GBP|Avg: £166 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 8, 2026
Retailer 2£96 GBP
Retailer 4£111 GBP
Retailer 3£119 GBP
NZ Jewellers£381 GBP

6 data points across 4 retailers

4 retailers£96 GBP to £381 GBP

B+
Cheapest Retailer
-
£96 GBP
B+
Retailer 2
-
£111 GBP
View
B+
Retailer 3
-
£119 GBP
View
Most Expensive
C
NZ Jewellers
7eff6cbd-6d6b-42c0-b9c5-d6e892abaf83 · Nov 6
£381 GBP
$510 USD
View
3 more retailers have this diamond
Prices start from £96 GBPSave up to £285 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+
1.05ct Radiant
£96 GBP