Round|Lab Grown|GCAL

1.29ct G IF Round Lab Grown Diamond

EX • G/IF • GCAL 361626214

Shape and cutting style on the report: Round brilliant

Certificate GCAL 361626214

Diamond specifications and retailer prices

From £603 GBP
As of November 3, 2026
Save £1,305 GBP (68%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £6,630 GBP at Zales · As of November 4, 2026
View at Zales

About this 1.29ct lab-grown round diamond

This 1.29ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 361626214. Listed at 11 retailers as of November 3, 2026, with a 216% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
G
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361626214
Dimensions6.97 × 6.99 × 4.30 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.97 mm6.99 mm1.29 ctG / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361626214
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.5%

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 3
Current: £6,630 GBP|Low: £603 GBP|High: £7,133 GBP|Avg: £2,856 GBP|-7.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Zales
November 4, 2026
Retailer 11£603 GBP
Retailer 3£766 GBP
Retailer 5£795 GBP
Retailer 7£865 GBP
Retailer 8£922 GBP
Retailer 10£1,774 GBP
Retailer 2£1,819 GBP
Retailer 6£1,908 GBP
Retailer 4£3,645 GBP
Retailer 12£3,904 GBP
Retailer 9£6,196 GBP
Retailer 1£6,630 GBP
Zales£6,630 GBP

24 data points across 13 retailers

11 retailers£603 GBP to £1,908 GBP

B+
Cheapest Retailer
-
£603 GBP
B+
Retailer 2
-
£766 GBP
View
B+
Retailer 3
-
£795 GBP
View
B+
Retailer 4
-
£865 GBP
View
B+
Retailer 5
-
£922 GBP
View
B
Retailer 6
-
£1,774 GBP
View
B
Retailer 7
-
£1,819 GBP
View
B
Retailer 8
-
£1,908 GBP
View
Retailer 9
-
£6,630 GBP
View
Price under review
Most Expensive
Zales
528985668 · Nov 4
£6,630 GBP
$8,950 USD
View
Price under review
9 more retailers have this diamond
Prices start from £603 GBPSave up to £1,305 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+
1.29ct Round
£603 GBP