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Radiant|Lab Grown|IGI

1.05ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG677521777

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG677521777

Diamond specifications and retailer prices

From $332 NZD
As of November 4, 2026
Save $2,861 NZD (90%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $3,193 NZD at Do Amore Diamonds · As of November 4, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG677521777 or 677521777. Listed at 28 retailers as of November 4, 2026, with prices from $332 to $3,193, a $2,861 spread on the same certified stone. Do Amore Diamonds lists it at $3,193. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677521777
Dimensions7.41 × 5.02 × 3.28 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.41 mm5.02 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677521777
Side View
Table 61.0%Crown 42°Girdle: MED-STKPavilion 32.8°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
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: Nov 4
Current: $828 NZD|Low: $332 NZD|High: $3,105 NZD|Avg: $1,179 NZD|+3.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 3$332 NZD
Retailer 10$376 NZD
Retailer 4$642 NZD
Retailer 9$770 NZD
Retailer 8$782 NZD
Retailer 1$828 NZD
Retailer 5$837 NZD
Retailer 6$974 NZD
Retailer 13$1,109 NZD
Retailer 2$1,327 NZD
Retailer 12$1,813 NZD
Retailer 7$1,815 NZD
Retailer 14$2,297 NZD
Retailer 11$2,359 NZD

44 data points across 14 retailers

28 retailers$332 NZD to $3,193 NZD

A
Cheapest Retailer
-
$332 NZD
Retailer 2
-
$332 NZD
View
Price last confirmed 28 days ago
Retailer 3
-
$332 NZD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$376 NZD
View
Final sale: no returns
Retailer 5
-
$385 NZD
View
Price last confirmed 39 days ago
Retailer 6
-
$406 NZD
View
Price last confirmed 37 days ago
Retailer 7
-
$412 NZD
View
Price last confirmed 33 days ago
A
Retailer 8
-
$642 NZD
View
A
Retailer 9
-
$658 NZD
View
A
Retailer 10
-
$770 NZD
View
A
Retailer 11
-
$782 NZD
View
A
Retailer 12
-
$807 NZD
View
A
Retailer 13
-
$828 NZD
View
A
Retailer 14
-
$837 NZD
View
A
Retailer 15
-
$974 NZD
View
Retailer 16
-
$1,109 NZD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$1,327 NZD
View
B+
Retailer 18
-
$1,460 NZD
View
Retailer 19
-
$1,460 NZD
View
Price last confirmed 36 days ago
Retailer 20
-
$1,460 NZD
View
Price last confirmed 26 days ago
B+
Retailer 21
-
$1,590 NZD
View
B+
Retailer 22
-
$1,765 NZD
View
Retailer 23
-
$1,813 NZD
View
Price last confirmed 7 days ago
B+
Retailer 24
-
$1,815 NZD
View
B
Retailer 25
-
$2,045 NZD
View
B+
Retailer 26
-
$2,297 NZD
View
B+
Retailer 27
-
$2,359 NZD
View
Most Expensive
B
Do Amore Diamonds
27-2BEFE3931 · Nov 4
$3,193 NZD
$1,800 USD
View
27 more retailers have this diamond
Prices start from $332 NZDSave up to $2,861 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
$332 NZD