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Round|Lab Grown|IGI

1.29ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG835670914

Shape and cutting style on the report: Round brilliant

Certificate IGI LG835670914

Diamond specifications and retailer prices

From $594 NZD
As of November 4, 2026
Save $4,071 NZD (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $4,666 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG835670914 or 835670914. Listed at 26 retailers as of November 4, 2026, with prices from $594 to $4,666, a $4,071 spread on the same certified stone. Brilliant Earth lists it at $4,666. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835670914
Dimensions7.04 × 7.08 × 4.30 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.04 mm7.08 mm1.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835670914
Side View
Table 57.0%Crown 34.3°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.9%

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: $4,666 NZD|Low: $475 NZD|High: $4,666 NZD|Avg: $1,596 NZD|+0.4%
Brilliant Earth
Retailer 2
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Retailer 29
November 5, 2026
Retailer 18$475 NZD
Retailer 17$575 NZD
Retailer 5$594 NZD
Retailer 16$614 NZD
Retailer 21$614 NZD
Retailer 8$818 NZD
Retailer 25$931 NZD
Retailer 10$976 NZD
Retailer 12$1,118 NZD
Retailer 6$1,130 NZD
Retailer 13$1,148 NZD
Retailer 3$1,183 NZD
Retailer 28$1,251 NZD
Retailer 2$1,281 NZD
Retailer 7$1,472 NZD
Retailer 15$1,559 NZD
Retailer 23$1,783 NZD
Retailer 14$1,799 NZD
Retailer 24$1,829 NZD
Retailer 22$1,974 NZD
Retailer 19$2,118 NZD
Retailer 4$2,145 NZD
Retailer 20$2,178 NZD
Retailer 9$2,533 NZD
Retailer 26$2,617 NZD
Retailer 11$2,668 NZD
Retailer 29$2,908 NZD
Retailer 27$4,258 NZD
Brilliant Earth$4,666 NZD

18 data points across 29 retailers

26 retailers$594 NZD to $4,666 NZD

Retailer 1
-
$475 NZD
Price last confirmed 35 days ago
A
Retailer 2
-
$594 NZD
View
Final sale: no returns
Retailer 3
-
$614 NZD
View
Price last confirmed 34 days ago
A
Retailer 4
-
$818 NZD
View
A
Retailer 5
-
$931 NZD
View
A
Retailer 6
-
$976 NZD
View
A
Retailer 7
-
$1,118 NZD
View
A
Retailer 8
-
$1,130 NZD
View
A
Retailer 9
-
$1,148 NZD
View
A
Retailer 10
-
$1,183 NZD
View
A
Retailer 11
-
$1,251 NZD
View
A
Retailer 12
-
$1,281 NZD
View
A
Retailer 13
-
$1,325 NZD
View
B+
Retailer 14
-
$1,559 NZD
View
B+
Retailer 15
-
$1,783 NZD
View
B+
Retailer 16
-
$1,799 NZD
View
B+
Retailer 17
-
$1,829 NZD
View
Retailer 18
-
$1,974 NZD
View
Price last confirmed 36 days ago
Retailer 19
-
$2,118 NZD
View
Price last confirmed 35 days ago
B+
Retailer 20
-
$2,145 NZD
View
B+
Retailer 21
-
$2,533 NZD
View
B
Retailer 22
-
$2,617 NZD
View
B
Retailer 23
-
$2,668 NZD
View
B
Retailer 24
-
$2,908 NZD
View
B
Retailer 25
-
$4,258 NZD
View
Most Expensive
B
Brilliant Earth
21654764A · Nov 4
$4,666 NZD
$2,630 USD
View
25 more retailers have this diamond
Prices start from $594 NZDSave up to $4,071 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
1.29ct Round
$594 NZD