CaratHunter
Plans
Asscher|Lab Grown|IGI

1.00ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG689560730

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG689560730

Diamond specifications and retailer prices

From $400 NZD
$225 USD
As of October 30, 2026
Save $1,864 NZD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,264 NZD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1ct lab-grown asscher diamond

This 1ct lab-grown asscher 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 LG689560730 or 689560730. Listed at 15 retailers as of October 30, 2026, with prices from $400 to $2,264, a $1,864 spread on the same certified stone. Reve Diamonds lists it at $2,264. 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

1.00
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle30.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689560730
Dimensions5.56 × 5.49 × 3.58 mm
L/W Ratio1.01
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
5.56 mm5.49 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG689560730
Side View
Table 64.0%Crown 30.7°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 65.2%

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: Oct 30
Current: $1,989 NZD|Low: $380 NZD|High: $2,264 NZD|Avg: $1,087 NZD|-0.2%
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
Reve Diamonds
November 1, 2026
Retailer 10$400 NZD
Retailer 5$448 NZD
Retailer 9$464 NZD
Retailer 4$496 NZD
Retailer 14$496 NZD
Retailer 2$844 NZD
Retailer 12$910 NZD
Retailer 7$925 NZD
Retailer 8$937 NZD
Retailer 3$998 NZD
Retailer 13$1,365 NZD
Retailer 11$1,594 NZD
Retailer 6$1,688 NZD
Retailer 1$1,989 NZD
Reve Diamonds$2,264 NZD

44 data points across 15 retailers

15 retailers$400 NZD to $2,264 NZD

A
Cheapest Retailer
-
$400 NZD
$225 USD
A
Retailer 2
-
$448 NZD
$252 USD
View
Final sale: no returns
A
Retailer 3
-
$464 NZD
$261 USD
View
A
Retailer 4
-
$496 NZD
$279 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$496 NZD
$279 USD
View
B
Retailer 6
-
$844 NZD
$475 USD
View
B+
Retailer 7
-
$910 NZD
$512 USD
View
B+
Retailer 8
-
$925 NZD
£410 GBP
View
B+
Retailer 9
-
$937 NZD
€502 EUR
View
Retailer 10
-
$998 NZD
£442 GBP
View
Price last confirmed 17 days ago
B
Retailer 11
-
$1,365 NZD
$768 USD
View
B
Retailer 12
-
$1,594 NZD
$897 USD
View
B
Retailer 13
-
$1,688 NZD
$950 USD
View
B
Retailer 14
-
$1,989 NZD
£881 GBP
View
Most Expensive
B
Reve Diamonds
13F4456EE · Nov 1
$2,264 NZD
$1,274 USD
View
14 more retailers have this diamond
Prices start from $400 NZDSave up to $1,864 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
1.00ct Asscher
$400 NZD