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Round|Lab Grown|IGI

1.87ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG758551314

Shape and cutting style on the report: Round brilliant

Certificate IGI LG758551314

Diamond specifications and retailer prices

From $852 NZD
$480 USD
As of October 29, 2026
Save $3,096 NZD (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,948 NZD at Brilliance · As of October 30, 2026
View at Brilliance

About this 1.87ct lab-grown round diamond

This 1.87ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG758551314 or 758551314. Listed at 18 retailers as of October 29, 2026, with prices from $852 to $3,948, a $3,096 spread on the same certified stone. Brilliance lists it at $3,948. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758551314
Dimensions7.90 × 7.85 × 4.90 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
7.90 mm7.85 mm1.87 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758551314
Side View
Table 57.0%Crown 34.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A+
Exceptional
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: $3,948 NZD|Low: $852 NZD|High: $4,721 NZD|Avg: $2,153 NZD|-12.9%
Brilliance
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
Retailer 17
Retailer 18
October 30, 2026
Retailer 18$852 NZD
Retailer 7$951 NZD
Retailer 16$953 NZD
Retailer 6$1,056 NZD
Retailer 9$1,056 NZD
Retailer 2$1,355 NZD
Retailer 5$1,629 NZD
Retailer 8$1,647 NZD
Retailer 15$1,650 NZD
Retailer 12$1,747 NZD
Retailer 14$1,813 NZD
Retailer 11$2,458 NZD
Retailer 4$2,596 NZD
Retailer 17$2,837 NZD
Retailer 3$3,392 NZD
Retailer 10$3,443 NZD
Retailer 13$3,898 NZD
Brilliance$3,948 NZD

34 data points across 18 retailers

18 retailers$852 NZD to $3,948 NZD

A+
Cheapest Retailer
-
$852 NZD
$480 USD
A
Retailer 2
-
$951 NZD
$536 USD
View
Final sale: no returns
A
Retailer 3
-
$953 NZD
$537 USD
View
Retailer 4
-
$1,056 NZD
$595 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,056 NZD
$595 USD
View
A
Retailer 6
-
$1,355 NZD
£601 GBP
View
A
Retailer 7
-
$1,629 NZD
$918 USD
View
A
Retailer 8
-
$1,647 NZD
$928 USD
View
A
Retailer 9
-
$1,650 NZD
$930 USD
View
A
Retailer 10
-
$1,747 NZD
£775 GBP
View
A
Retailer 11
-
$1,813 NZD
ZAR 16,512 ZAR
View
B+
Retailer 12
-
$2,458 NZD
A$2,131 AUD
View
B+
Retailer 13
-
$2,596 NZD
$1,463 USD
View
B+
Retailer 14
-
$2,837 NZD
$1,599 USD
View
B+
Retailer 15
-
$3,392 NZD
$1,912 USD
View
B+
Retailer 16
-
$3,443 NZD
$1,941 USD
View
B
Retailer 17
-
$3,898 NZD
£1,730 GBP
View
Most Expensive
B+
Brilliance
D37630590 · Oct 30
$3,948 NZD
$2,225 USD
View
17 more retailers have this diamond
Prices start from $852 NZDSave up to $3,096 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+
1.87ct Round
$852 NZD