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Radiant|Lab Grown|GCAL

1.05ct D SI1 Radiant Lab Grown Diamond

EX • D/SI1 • GCAL 340811061

Shape and cutting style on the report: Radiant brilliant

Certificate GCAL 340811061

Diamond specifications and retailer prices

From $288 SGD
$225 USD
As of October 30, 2026
Save $1,299 SGD (82%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,761 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 340811061. Listed at 8 retailers as of October 29, 2026, with a 451% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.05
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle60.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 340811061
Dimensions7.25 × 5.08 × 3.46 mm
L/W Ratio1.43
Culet sizeNone
Top View
7.25 mm5.08 mm1.05 ctD / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 340811061
Side View
Table 64.0%Crown 36°Girdle: STK-THKPavilion 60.2°Culet: NoneDepth 68.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,761 SGD|Low: $276 SGD|High: $2,761 SGD|Avg: $938 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 4$288 SGD
Retailer 7$334 SGD
Retailer 8$391 SGD
Retailer 6$607 SGD
Retailer 9$644 SGD
Retailer 3$1,151 SGD
Retailer 5$1,266 SGD
Retailer 2$1,586 SGD
Do Amore Diamonds$2,761 SGD

14 data points across 9 retailers

8 retailers$288 SGD to $1,586 SGD

A
Cheapest Retailer
-
$288 SGD
$225 USD
A
Retailer 2
-
$334 SGD
$261 USD
View
A
Retailer 3
-
$391 SGD
$306 USD
View
B+
Retailer 4
-
$607 SGD
$475 USD
View
B
Retailer 5
-
$1,151 SGD
$900 USD
View
B
Retailer 6
-
$1,266 SGD
$990 USD
View
B
Retailer 7
-
$1,586 SGD
£977 GBP
View
Most Expensive
Do Amore Diamonds
27-46A4BB917 · Oct 31
$2,761 SGD
$2,160 USD
View
Price under review
7 more retailers have this diamond
Prices start from $288 SGDSave up to $1,299 SGD

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.

A
1.05ct Radiant
$288 SGD