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Round|Lab Grown|IGI

1.01ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG770629305

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770629305

Diamond specifications and retailer prices

From $260 NZD
As of November 5, 2026
Save $1,559 NZD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,818 NZD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round 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 IGI LG770629305 or 770629305. Listed at 17 retailers as of November 5, 2026, with prices from $260 to $1,818, a $1,559 spread on the same certified stone. Reve Diamonds lists it at $1,818. 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

1.01
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770629305
Dimensions6.49 × 6.52 × 3.91 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.49 mm6.52 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770629305
Side View
Table 58.0%Crown 33.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.1%

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 5
Current: $550 NZD|Low: $249 NZD|High: $1,526 NZD|Avg: $600 NZD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8$260 NZD
Retailer 11$292 NZD
Retailer 2$302 NZD
Retailer 10$322 NZD
Retailer 4$546 NZD
Retailer 1$550 NZD
Retailer 3$642 NZD
Retailer 9$720 NZD
Retailer 7$813 NZD
Retailer 6$1,014 NZD
Retailer 5$1,503 NZD

44 data points across 11 retailers

17 retailers$260 NZD to $1,818 NZD

A
Cheapest Retailer
-
$260 NZD
A
Retailer 2
-
$292 NZD
View
Final sale: no returns
A
Retailer 3
-
$302 NZD
View
A
Retailer 4
-
$322 NZD
View
A
Retailer 5
-
$363 NZD
View
B+
Retailer 6
-
$454 NZD
View
A
Retailer 7
-
$511 NZD
View
A
Retailer 8
-
$546 NZD
View
A
Retailer 9
-
$550 NZD
View
B+
Retailer 10
-
$642 NZD
View
Retailer 11
-
$720 NZD
View
Price last confirmed 33 days ago
B+
Retailer 12
-
$813 NZD
View
B+
Retailer 13
-
$886 NZD
View
B
Retailer 14
-
$1,014 NZD
View
B
Retailer 15
-
$1,135 NZD
View
B
Retailer 16
-
$1,503 NZD
View
Most Expensive
B
Reve Diamonds
77B3F1C9D · Nov 6
$1,818 NZD
$1,022 USD
View
16 more retailers have this diamond
Prices start from $260 NZDSave up to $1,559 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
1.01ct Round
$260 NZD