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Asscher|Lab Grown|IGI

1.00ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG687546306

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG687546306

Diamond specifications and retailer prices

From $315 NZD
As of November 4, 2026
Save $1,677 NZD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,992 NZD at Reve Diamonds · As of November 6, 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 LG687546306 or 687546306. Listed at 17 retailers as of November 4, 2026, with prices from $315 to $1,992, a $1,677 spread on the same certified stone. Reve Diamonds lists it at $1,992. 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
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle44.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687546306
Dimensions5.52 × 5.51 × 3.65 mm
L/W Ratio1.00
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
5.52 mm5.51 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687546306
Side View
Table 67.0%Crown 37.9°Girdle: Slightly ThickPavilion 44.7°Culet: NoneDepth 66.2%

Caratlytics Score

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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: $690 NZD|Low: $315 NZD|High: $1,992 NZD|Avg: $947 NZD|+4.3%
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
Retailer 16
Reve Diamonds
November 6, 2026
Retailer 14$315 NZD
Retailer 5$350 NZD
Retailer 13$365 NZD
Retailer 7$390 NZD
Retailer 11$390 NZD
Retailer 1$690 NZD
Retailer 6$690 NZD
Retailer 16$740 NZD
Retailer 15$751 NZD
Retailer 4$817 NZD
Retailer 2$881 NZD
Retailer 10$1,039 NZD
Retailer 3$1,156 NZD
Retailer 12$1,254 NZD
Retailer 8$1,350 NZD
Retailer 9$1,818 NZD
Reve Diamonds$1,992 NZD

44 data points across 17 retailers

17 retailers$315 NZD to $1,992 NZD

A
Cheapest Retailer
-
$315 NZD
A
Retailer 2
-
$350 NZD
View
Final sale: no returns
A
Retailer 3
-
$365 NZD
View
Retailer 4
-
$390 NZD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$390 NZD
View
B+
Retailer 6
-
$690 NZD
View
B+
Retailer 7
-
$690 NZD
View
B+
Retailer 8
-
$740 NZD
View
Retailer 9
-
$751 NZD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$817 NZD
View
B
Retailer 11
-
$881 NZD
View
B
Retailer 12
-
$1,039 NZD
View
B
Retailer 13
-
$1,156 NZD
View
B
Retailer 14
-
$1,254 NZD
View
B
Retailer 15
-
$1,350 NZD
View
B
Retailer 16
-
$1,818 NZD
View
Most Expensive
B
Reve Diamonds
4A0D84437 · Nov 6
$1,992 NZD
$1,120 USD
View
16 more retailers have this diamond
Prices start from $315 NZDSave up to $1,677 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
$315 NZD