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1.01ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG689560583

Shape and cutting style on the report: Round brilliant

Certificate IGI LG689560583

Diamond specifications and retailer prices

From $256 NZD
As of November 5, 2026
Save $1,547 NZD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,803 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 LG689560583 or 689560583. Listed at 22 retailers as of November 5, 2026, with prices from $256 to $1,803, a $1,547 spread on the same certified stone. Reve Diamonds lists it at $1,803. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689560583
Dimensions6.36 × 6.40 × 4.00 mm
L/W Ratio1.01
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
6.36 mm6.40 mm1.01 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689560583
Side View
Table 57.0%Crown 36.1°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 62.6%

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: $537 NZD|Low: $253 NZD|High: $1,803 NZD|Avg: $684 NZD|+5.6%
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
Retailer 15
Reve Diamonds
November 6, 2026
Retailer 5$256 NZD
Retailer 3$285 NZD
Retailer 12$297 NZD
Retailer 2$317 NZD
Retailer 14$317 NZD
Retailer 7$491 NZD
Retailer 1$537 NZD
Retailer 15$589 NZD
Retailer 11$623 NZD
Retailer 13$752 NZD
Retailer 8$854 NZD
Retailer 6$1,018 NZD
Retailer 10$1,074 NZD
Retailer 4$1,115 NZD
Retailer 9$1,476 NZD
Reve Diamonds$1,803 NZD

46 data points across 16 retailers

22 retailers$256 NZD to $1,803 NZD

Retailer 1
-
$253 NZD
Price last confirmed 45 days ago
A
Retailer 2
-
$256 NZD
View
A
Retailer 3
-
$285 NZD
View
Final sale: no returns
A
Retailer 4
-
$297 NZD
View
Retailer 5
-
$310 NZD
View
Price last confirmed 45 days ago
Retailer 6
-
$317 NZD
View
Price last confirmed 12 days ago
A
Retailer 7
-
$317 NZD
View
A
Retailer 8
-
$491 NZD
View
A
Retailer 9
-
$537 NZD
View
B+
Retailer 10
-
$589 NZD
View
B+
Retailer 11
-
$623 NZD
View
Retailer 12
-
$720 NZD
View
Price last confirmed 33 days ago
B+
Retailer 13
-
$752 NZD
View
B+
Retailer 14
-
$849 NZD
View
B+
Retailer 15
-
$854 NZD
View
B+
Retailer 16
-
$854 NZD
View
Retailer 17
-
$1,010 NZD
View
Price last confirmed 46 days ago
B
Retailer 18
-
$1,018 NZD
View
B
Retailer 19
-
$1,074 NZD
View
B
Retailer 20
-
$1,115 NZD
View
B
Retailer 21
-
$1,476 NZD
View
Most Expensive
B
Reve Diamonds
0F5F799EE · Nov 6
$1,803 NZD
$1,013 USD
View
21 more retailers have this diamond
Prices start from $256 NZDSave up to $1,547 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
$256 NZD