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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 $400 NZD
$225 USD
As of November 2, 2026
Save $1,794 NZD (82%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,839 NZD at Do Amore Diamonds · As of November 2, 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 November 1, 2026, with a 449% 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

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $3,839 NZD|Low: $384 NZD|High: $3,839 NZD|Avg: $1,311 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 4$400 NZD
Retailer 7$464 NZD
Retailer 8$544 NZD
Retailer 6$844 NZD
Retailer 9$895 NZD
Retailer 3$1,600 NZD
Retailer 5$1,760 NZD
Retailer 2$2,194 NZD
Do Amore Diamonds$3,839 NZD

15 data points across 9 retailers

8 retailers$400 NZD to $2,194 NZD

A
Cheapest Retailer
-
$400 NZD
$225 USD
A
Retailer 2
-
$464 NZD
$261 USD
View
A
Retailer 3
-
$544 NZD
$306 USD
View
B+
Retailer 4
-
$844 NZD
$475 USD
View
B
Retailer 5
-
$1,600 NZD
$900 USD
View
B
Retailer 6
-
$1,760 NZD
$990 USD
View
B
Retailer 7
-
$2,194 NZD
£972 GBP
View
Most Expensive
Do Amore Diamonds
27-46A4BB917 · Nov 2
$3,839 NZD
$2,160 USD
View
Price under review
7 more retailers have this diamond
Prices start from $400 NZDSave up to $1,794 NZD

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
$400 NZD