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Oval|Lab Grown|IGI

1.00ct D SI1 Oval Lab Grown Diamond

GD • D/SI1 • IGI LG684503810

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG684503810

Diamond specifications and retailer prices

From $303 NZD
$171 USD
As of October 29, 2026
Save $1,470 NZD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,773 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown oval diamond

This 1ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG684503810 or 684503810. Listed at 15 retailers as of October 29, 2026, with prices from $303 to $1,773, a $1,470 spread on the same certified stone. MOH London lists it at $1,773. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG684503810
Dimensions8.65 × 5.45 × 3.31 mm
L/W Ratio1.59
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.65 mm5.45 mm1.00 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG684503810
Side View
Table 60.0%Crown 34.6°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 60.7%

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 29
Current: $1,773 NZD|Low: $287 NZD|High: $1,785 NZD|Avg: $755 NZD|+2.2%
MOH London
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
November 1, 2026
Retailer 11$303 NZD
Retailer 5$341 NZD
Retailer 13$353 NZD
Retailer 6$378 NZD
Retailer 7$378 NZD
Retailer 2$451 NZD
Retailer 3$573 NZD
Retailer 15$672 NZD
Retailer 8$673 NZD
Retailer 9$905 NZD
Retailer 14$937 NZD
Retailer 12$1,212 NZD
Retailer 10$1,281 NZD
Retailer 4$1,309 NZD
MOH London$1,773 NZD

45 data points across 15 retailers

15 retailers$303 NZD to $1,773 NZD

A
Cheapest Retailer
-
$303 NZD
$171 USD
B+
Retailer 2
-
$341 NZD
$192 USD
View
Final sale: no returns
B+
Retailer 3
-
$353 NZD
$199 USD
View
B+
Retailer 4
-
$378 NZD
$213 USD
View
B+
Retailer 5
-
$378 NZD
$213 USD
View
B+
Retailer 6
-
$451 NZD
£200 GBP
View
B+
Retailer 7
-
$573 NZD
$323 USD
View
B+
Retailer 8
-
$672 NZD
$379 USD
View
B+
Retailer 9
-
$673 NZD
£299 GBP
View
B
Retailer 10
-
$905 NZD
$510 USD
View
B
Retailer 11
-
$937 NZD
$528 USD
View
B
Retailer 12
-
$1,212 NZD
$683 USD
View
C
Retailer 13
-
$1,281 NZD
$722 USD
View
B
Retailer 14
-
$1,309 NZD
$738 USD
View
Most Expensive
B
MOH London
LG684503810 · Oct 29
$1,773 NZD
£787 GBP
View
14 more retailers have this diamond
Prices start from $303 NZDSave up to $1,470 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 Oval
$303 NZD